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CRANKS / CHAINRINGS AND CRANK HARDWARE

ACTION TEC STAINLESS CHAIN RINGS -Hyperdrive C 58mm BCD - 20-22-24- Std. 74mm BCD - 24t $ 7.49
ACTION TEC TITANIUM RINGLEADER MTB CHAIN RING -20t-22t or 24 Tooth Inner-16 g - 58mm or 74mm BCD $ 23.49
ACTION TEC ELS SERIES TITANIUM MTB 74mm BCD CHAINRINGS - 24t INNER $ 44.99
ACTION TEC ELS SERIES TITANIUM MTB 74mm BCD CHAINRINGS - 34T (31 grams) or 36T (40 grams) MIDDLE $ 78.99
ACTION TEC ELS SERIES TITANIUM MTB CHAIN RINGS - 46T....$ 118.99 48T(75g)...$ 118.99 or 50T (91g) OUTER $ 118.99
ACTION TEC ELS SERIES TITANIUM DOWNHILL MTB CHAINRING - 56T very OUTER $ 149.99
ACTION TEC ELS SERIES Ti HYPER-C 58 BCD CHAINRING 20t-22t...$34.99 32t...$55.99 42t, 44t.... $ 80.99
ADVENTURE COMPONENT FORGED/Machined RACE CRANK 2 -74/110 or 58/94 or 130mm BCD -175-177.5-180mm-Blue-Black-Green-Purple-Silver-Red $219.99
AMERICAN CLASSIC STIFF ARM CRANKS -172- 175 or 180mm lengths -74/110mm (107mm B/B) or 130mm (103mm B/B) or 58/94 (107mm B/B) bolt patterns - Silver only $ 207.99
AVID MICRO ADAPTER 2 - Make any 110mm Crank HYPER compatible w/20 or 22T 58mm Ring Adapter-Silver-Lavender-Blue-Black $ 25.99
AVID STX POWER KIT - Replaces 24t STX ring with a Super-Durable 20t ring $ 17.99
AVID 58mm BCD Stainless INNER Chainring - 20T or 22T for Hyper-Compact cranks $ 14.79
***AVITAR INNER 58mm 20-22-24t or 74mmX 24-26-28t $ 11.99
***AVITAR MIDDLE 94mm 30-32-34-36t or 110mm 34-36t $ 18.99
*** AVITAR OUTER 94mm 42-44-46t or 110mm 44-46-48t $ 24.99
*** AVITAR WERX Ramped 58mm 22t or 74mm 24t $ 13.99
*** AVITAR WERX 94mm 32-34t or 110mm 34-36t $ 26.99
*** AVITAR WERX 94mm 42-44-46t or 110mm 46-48t $ 36.99
BOMBPROOF B2 BOMBER Crankset -CNC machined - 172.5 - 175 - 180mm - Black - Red - Silver $ 189.99
BOONE TECH TWIST CRANKS - billet machined cranks - 172.5-175-180mm-58/94, or 74/110mm BCD - Blue- Black - Green - Purple - Red - Silver $ 229.99
BOONE TECH TWIST ROAD CRANKS - billet machined cranks - 170-172.5-175-180mm-130mm BCD-Blue-Black-Green-Purple-Red-Silver $ 229.99
BOONE TECH "CUSTOM CUT TWIST CRANKS" -Bruce's program to cut the arms allows any length between 100mm and 205mm by 1mm-58/94, or 74/110mm BCD-Blue-Black-Green-Purple-Red-Silver - patience required $ 229.99
BOONE MTB Titanium CHAIN RINGS - Std 110mm BCD- Outer - 44-46-48-50-52-54-56 teeth $ 149.99
BOONE MTB Titanium CHAIN RINGS - Std 110mm BCD- Middle - 33-34-36-38-39-40-teeth $ 85.99
BOONE MTB Titanium CHAIN RINGS - Std 74mm BCD- Inner - 24-26-28-30 teeth $ 37.99
BOONE MTB Titanium CHAIN RINGS - Hyper-C Drive 94mm - Outer - 42-44-46-48 teeth $ 149.99
BOONE MTB Titanium CHAIN RINGS - Hyper-C Drive 94mm - Mid - 30-32-34 teeth $ 85.99
BOONE MTB Titanium CHAIN RINGS - Hyper-C Drive 58mm - Inner - 20-22-24 teeth $ 37.99
BOONE ROAD Titanium CHAIN RINGS -130mm BCD -outer-48-50-51-52-53-54-55-56 teeth $ 134.99
BOONE ROAD Titanium CHAIN RINGS -130mm BCD -inner-38-39-40-42 teeth $ 89.99
BOONE ROAD Titanium CHAIN RINGS -130mm BCD -inner-43 or 44 teeth $ 99.99
BULLET BROS MIDDLEBURN CRANK ARMS-74/110mm BCD for Down hill use - 170mm - 175mm - 180mm - Blue - Black - Red - Silver $ 189.99
CAMPAGNOLO CHORUS CRANKS - 170 - 172.5 - 175mm - 39/52 - 39/53 - 42/53 $ 144.99
CAMPAGNOLO RECORD CRANKS - 170 - 172.5 - 175 - 180mm - 39/52 - 39/53 - 42/53 $ 259.99
CARAMBA DOUBLE BARREL CRANK - Standard (74/110) or Hyper Compact (58/94mm) - 175mm - Blue - Black - Silver - Green - Red $ 189.99
***CARAMBA SIDEWINDER low Q, Black-Silver-Red $ 149.99
COOK BROS RS ATB CRANK 74/110mm BCD - 171-176-181mm -alloy- no B/B-Blue - Black - Grey - Purple - Silver - 435 g $ 149.99
COOK BROS E-CRANK 175mm - Blue - Black - Green - Grey - Purple - Silver -or Judy (Canary) Yellow - spider included in 58/94 or 74/110 or 130mm bolt patterns - unlike our competitors, we continue to include the set of matching Cooks crank arm caps... an added $14 savings $ 209.99
COOK BROS RS HYPER-DRIVE-C CRANKS - 171-176-181mm - 58/94mm BCD - Blue - Black - Purple - Red - Silver $ 149.99
COOK BROS RINGS 94mm 32-34t colors $ 39.99
COOK BROS RINGS 94mm 44-46-48t colors $ 54.99
COOK BROS CRANK CAPS-Radius Perfectly Matches Cooks Cranks - Blue - Black - Grey - Silver - Purple - Green or Judy Yellow - PAIR $ 16.99
CRYSTAL DESIGN CHAIN RING GUARD - Small 46T capacity or Large 48T or 44 Tooth Hyper-Drive capacity - Black - Silver - Purple $ 24.99
HERSHEY RETRO-DISC converts 4 bolt to 5 $ 63.99
HERSHEY RACING MACHINED ALUMINUM CRANK ARM BOLTS - Blue - Black - Green - Purple - Red - Silver $ 13.99
KOOKA DH KRANKS-Std 110/74mm or Hyper-C 94/58mm Pattern -175mm -Silver - Black - Purple - Red - Blue - Yellow $ 172.99
KOOKA LOW PROFILE KRANK-170-175-181mm -110/74mm or 94/58mm or 110/58mm bolt pattern spiders - Silver - Black - Purple - Red - Blue - Green -Gold $ 172.99
KOOKA SPECIAL EDITION KRANKS - 175mm - 74/110 - Powder Coat Judy Yellow w/ Red Spider $ 184.99
KOOKA RD ( Known Previously as VADER) KRANKS - 170mm-172.5mm-175mm - 130mm or 74/110 -Silv-Blk-Purp-Red-Blue $ 184.99
KOOKA SPROCKET - Inner - 58mm x 20t-22t - 74mm x 24 - Blue - Black - Green - Gold - Grey - Purple - Red - Silver -4mm Thick CNC USA Made $19.99
KOOKA SPROCKET - Middle- 94mm x 30t-32t - 110 x 34t-46t - Blue - Black -Green - Gold - Gry - Purple - Red - Silver - 4mm Thick CNC USA Made $39.99
KOOKA SPROCKET - Outer - 94mm x 44t - 110mm x 46t-48t - Blue - Black - Green - Gold - Grey - Purp - Red - Silver - 4mm Thick CNC USA Made $ 49.99
KOOKA SPROCKET - Std 110mm bolt pattern-Outer - 50t - Blue - Black - Green - Gold - Grey - Purple - Red - Silver $ 55.99
KOOKA SPROCKET - Std 110mm bolt pattern-Outer - 54t - Blue - Black - Green -Gold - Grey - Purple - Red - Silver $ 59.99
KRONOS ALLOY MID/OUTER CHAINRING BOLT SET - Set of 5 -L-B-R-S-BK $9.99
KRONOS ALLOY INNER CHAINRING BOLT SET - Set of 5 -L-B-R-S-BK $ 6.99
***MAGIC MOTORCYCLE FM CRANKS adjustable $ 349.99
***MRC STEELY DANS Cro-moly, Red-Black $ 189.99
PARAGON 60 TOOTH OUTER-Thick, machined from plate, hard anodized 60t outer-110mm bolt $ 78.99
PROFILE RACING BILLET MTN CRANKS-machined of 7075-170-172-175-177-180mm - Blue - Black - Red - Silver - Green - Purple $ 199.99
PROFILE CHAINRING - Inner - 58x20-22-24 - 74x24-26-28 - Blue - Black - Green - Purple - Gold - Silver - Red $ 17.79
PROFILE CHAINRING - Mid - 94x20-32-34-36-38 - 110x34-36-38 - Blue -Black - Green - Purple - Gold - Silver - Red $ 29.79
PROFILE CHAINRING - Outer - 94x42-44-46-48-50 - 110x44-46-48-50 - Blue -Black - Green - Purple - Gold - Silver - Red $ 39.79
PROFILE MTB DOWNHILL CHAINRING - chainring and a chainring gaurd amazingly machined from a single piece of real thick plate stock-110mm BCD-48t-50t-52t- Blue - Black - Green - Purple - Gold - Silver - Red $ 89.99

Race Face

RACE FACE IB I beam Cranks-7075 alloy-170-172.5-175mm-74/110mm or 58/94mm-Silver arms with Blue-Black-Green-Grey-Purple-Gold-Silver-Red spider-465g $ 138.99
RACE FACE LP I beam Low Profile-170-175-180mm length-74/110mm or 58/94mm BCD - Blue - Black - Green - Grey - Purple - Gold - Silver - Red $ 176.99
RACE FACE IB I beam ROAD Cranks-170-172.5-175mm length- 130mm BCD-Black-Grey-Silver $ 138.79
REAL CHAIN RINGS - 7075 T-6 Alum- Hardened to Rockwell HRC 60 - Mid and Outer Rings are RAMPED! Made in U.S.A.
REAL Inner- 74mm x 24t - $14.79 - 74mm x 26t - $14.79 - 58mm x 20t - $15.79 - 58mm x 22t - $15.79
REAL Mid- 110mm x 34t-$32.79 - 110mm x 36t-$32.79 -94mm x 32t-$32.79 - 94mm x 34t-$32.79 - 94mm x 36t-$32.79
REAL Outer- 110mm x 46t -$35.79 -110mm x 48t-$35.79 -94mm x 42t-$37.79 - 94mm x 44t-$37.79 - 94mm x 46t-$37.79
REAL DOWNHILL 52-54-56-58-60t $ CALL
REAL Road -130mm BCD bolt pattern 38t-$49.99 - 39t-$49.99 - 42t-$51.49 - 52t-$59.99 - 53t-$61.99 - 54t-$65.49
RITCHEY LOGIC CRANK - 24-36-46T - 170-172.5-175-177.5-180 - Team Pro - SILVER - 685g $ 159.99
RITCHEY LOGIC COMPACT DRIVE CRANK - 170-172.5 -175-177.5 -180mm-22/32/42 - Silver $ 189.79
RITCHEY LOGIC ROAD CRANK - 170-172.5-175-177.5-180mm - 38/53 $ 159.99
RITCHEY LOGIC TANDEM ROAD CRANK - 170mm-175mm - 26/38/54 - includes captain and stoker sets $ 249.99
GIRVIN ROCK RING MTB CHAIN RING GUARD - 46 or 48 or Hyper - Silver - Black - Purple $ 25.99
BIKE PRO/AVITAR Inner Ring - 58mm x 24t or 74mm x 24t- Blue-Black-Purple-Silver $ 11.99
BIKE PRO/AVITAR Inner Ring - 74mm x 26t- Blue-Black-Purple-Silver $ 11.99
BIKE PRO/AVITAR Inner Ring - 74mm x 28t- Silver $ 11.99
BIKE PRO/AVITAR Inner Ring - 110mm x 34t- Blue-Black-Purple-Silver $ 18.99
BIKE PRO/AVITAR Inner Ring - 110mm x 36t- Blue-Black-Purple-Silver $ 18.99
BIKE PRO/AVITAR Inner Ring - 110mm x 48t - Purple $ 24.99
BIKE PRO/AVITAR Inner Ring - 110mm x 48t - Silver $ 24.99
BIKE PRO/AVITAR Inner Ring - 58mm x 20t - Black-Purple-Silver $ 11.99
BIKE PRO/AVITAR Inner Ring - 58mm x 22t - Black-Purple-Silver $ 11.99
BIKE PRO/AVITAR Inner Ring - 58mm x 24t - Blue-Black-Purple-Silver $ 11.99
BIKE PRO/AVITAR Inner Ring - 94mm x 30t - Black-Purple-Silver $ 18.99
BIKE PRO/AVITAR Inner Ring - 94mm x 32t - Purple-Silver $ 18.99
BIKE PRO/AVITAR Inner Ring - 94mm x 34t - Blue- Black-Purple $ 18.99
BIKE PRO/AVITAR Inner Ring - 94mm x 42t - Blue-Black- Purple $ 24.99
BIKE PRO/AVITAR Inner Ring - 94mm x 44t - Black-Purple-Silver $ 24.99
BIKE PRO/AVITAR Inner Ring - 94mm x 46t - Purple - Silver $ 24.99
SAMPSON COLORADO CNC CRANKS -58/94 - BLUE-BLK-GRY-LAV-RED $ 154.99
SAMPSON STRATICS ROAD or MTB CRANKS - 170 - 172.5 - 175 - 180 $ 164.99
SAMPSON S CLASS with rings $ 134.99

Shimano Cranks & Parts

SHIMANO SUPERGLIDE ROAD ROUND CHAIN RING - 130mm - 39 or 42T - MIDDLE - SILVER $ 21.99
SHIMANO ATB IG C-RINGS - Hyper-C S/S 22t....$11.99 32t.........$15.99 42t....... $ 34.99
SHIMANO ATB IG C-RINGS - Shift Gates 26t SIL .....$20.99 36t..........$28.49 46t.........$ 40.99
SHIMANO SUPERGLIDE ROAD ROUND CHAIN RING - 130mm - 52 or 53T - OUTER - SILVER $ 36.99
SHIMANO DURA-ACE 7410 DUAL SIS LOW PROFILE - 172.5mm or 175mm $ 154.99
new '97 SHIMANO DURA-ACE 7700 DUAL SIS LOW PROFILE - 172.5mm or 175mm $ 218.99

Shimano has released information stating the Ultegra Grouppo will get a complete make over.....except for the STI levers. Deliveries of the new parts will begin to occur at the end of July '97

SHIMANO ULTEGRA 6400 ROAD CRANK - 130mm BCD - no changes from 1995 to early 1997 - 170mm or 172.5mm or 175mm - 42/53T $ 74.99
SHIMANO 105SC Triple Chainring Touring Cranks -the 1996 model has minor changes in the outer chainring that are not mentioned by Shimano -it uses a 74mm (ATB) inner Bolt Pattern - 170mm or 175mm- 30/42/52-SG-X Chain Ring-Capless arm design $ 108.99
SHIMANO 105SC Double Chainring Road Cranks -the 1996 model has minor changes in the outer chainring that are not mentioned by Shimano - 165-170-172.5-175mm-42/52-42/53-SG-X Ring-Capless $ 69.99
SHIMANO M950 XTR CRANKSET - 170 - 172.5-175-177.5 -180mm - 24/34/46T - has four arm spider - oversized aluminum Crank Bolts & Aluminum Chainring Bolts - has a 68/112mm BCD - must be used with the M950 Bottom Bracket & IG90 chain - which are sold separately - $ 289.99
SHIMANO M900 XTR ROUND CHAINRING with SHIFT GATES - 36t.....$36.99 46t.........$51.99 48t........... $ 49.99
new '97 SHIMANO XT 739-IG HyperDrive-Compact Crankset 4-arm - "more scultped" - Interactive Glide Compatible" - SILVER - 170 or 175 or 180mm - 22/32/42 or 22/32/44 $ 149.99
new '97 SHIMANO LX M563 LX "4-arm" INTER-DRIVE COMPACT CRANKSET -170-175mm - 22/32/42 $ 72.99
SRP CRANK ARM CAPS - SILVER-BLUE-BLACK-LAVENDER $ 9.99
SRP TITANIUM CRANK ARM FASTENING BOLTS - Pair/12 grams $ 14.49
SRP TITANIUM INNER CHAINRING BOLTS - Set of 5 - Standard/12.5mm or Short/8.5mm (LX/XT) $ 26.99
SRP TITANIUM INNER CHAINRING BOLTS - Set of 5 - Extra Long/17mm for Cooks Bros. cranks $ 19.99
SRP TITANIUM OUTER FIXING BOLT SET - Set of 5 - 14 grams $ 38.99
SRP ALUMINUM OUTER FIXING BOLTS $ 13.99
STAINLESS STEEL ROUND MTB CHAIN RINGS - 24T (41g) - INNER $ 9.49
SUGINO INNER CHAINRING BOLTS - Set of Five - STEEL - 19 grams $ 5.49
SUGINO CHAINRING BOLTSET FOR MID & OUTER - Set of Five - STEEL - 25 grams $ 7.99
TOP LINE MTB CRANKS - 170-172.5-175-177.5-180mm - Blue-Silver-Black-Purple $ 168.99
TOP LINE ROAD CRANKS -130mm BCD - 170-172.5-175-177.5-180mm - SILVER or BLACK $ 179.79
TOP LINE HYPER-C COMPATIBLE CRANKS -170-172.5-175-177.5-180mm- Silver -Black - Purple $ 179.79
TOP-LINE SUPERLIGHT SL MTN CRANKS -170-172.5-175-177.5-180 -Silver-Black-350g $ 179.79
TOPLNE TRIALS CRANKS - Super-Tuff Trials Cranks - Silver only - 165mm or 170mm $ 189.99
TNT Hard Drive Series (DH) BILLET CRANKS -170-175-180-Comp 58/94, MTB 74/110, Road 130mm-Blue-Black-Green-Purple-Red-Silver $ 199.99
TNT eXtra Light Series XLS (STD) LOW PROFILE CRANKS -170-172-175- Comp 58/94, 74/110, or Road 130mm BCD-slender, lighter, more delicate-B-BK-GN-L-R-S $ 199.99
TNT CHAINRINGS - Hyper-C 58mm BCD- 20-22 - Black only - Made in the USA! $ 16.99
TNT CHAINRINGS - Hyper-C 58mm BCD- 30-32 - Black only- Made in the USA! $ 24.99
TNT CHAINRINGS - Hyper-C 58mm BCD- 42-44 - Black only - Made in the USA! $ 33.99
WHITE IND C SERIES 7075 ALUMINUM CRANKS -58/94-74/110-130mm BCD-172.5-175-180-SILVER - rarely available - consider an alternative $ 179.99
WORLD CLASS Ti Crank Bolts $ 18.99
WORLD CLASS Ti Self Extracting Crank Bolts $ 25.99




In-depth Information About Metals

Aluminum
Aluminum is extracted electrolytically from bauxite ore. It is made by the electrolysis of aluminum oxide which is found in larger concentrations within bauxite ore. Bauxite is a mixture of the hydroxides of aluminum, together with other impurities such as oxides of iron, titanium, and silicon. Bauxite is produced by the weathering and change of aluminum silicate rocks usually found in tropical and semitropical regions where climate has produced an accelerated weathering process. Bauxite is not a rare ore and is widely available in the US, the Caribbean, and Europe. Approximately 4 pounds of read the full article...

Beryllium
Beryllium is a specialty metal that is steel-grey metal in color, with an extremely low density, making it very light weight. At 1.85 grams to the cubic centimeter, its density compares to that of magnesium. It is also a high strength metal, making it possible to design light weight, thin membered parts with ahigh stiffness. A column made of beryllium to support a load placed directly downward on top of it, will have a greater load carrying capacity, and be lower in weight than any other metal of equal size.

Until the 1950's beryllium was used read the full article...

Titanium
The element titanium was discovered in 1763 by an English cleric, William Gregor who was an amateur chemist with an inquiring mind. It was in the black sands of Cornwall that he discovered the new element that had up to that time, attracted little scientific interest. A few years later, an Austrian, Klaproth, extracted the same element from an ore widely known as "rutile", which is a mineral consisting of titanium dioxide (one titanium atom, two oxygen atoms), that is a reddish-brown substance with a slight metallic luster. While rutile is the highest grade read the full article...

Metallurgic Hardness Testing
There are three types of tests used with accuracy by the metals industry,they are the Brinell hardness test, the Rockwell hardness test, and the Vickers hardness test. Hardness is the property of a metal which gives it the ability to resist being permanently deformed (bent, broken, or have its shape changed), when a load is applied. The greater the hardness of the metal, the greater resistance it has to deformation. Since the definitions of metallurgic ultimate strength and hardness are rather similar, it can generally be assumed read the full article...


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