Custom Motored Bicycles

36 TOOTH SPROCKET  for rear wheel drive train,9 hole larger bolt pattern,flat,3.5mm thick.With complete mounting hardware,washers, rubber gaskets and 9 bolts.There are 2 different diameter bolt hole patterns in kits this one has the large bolt pattern at 81mm or 3 3/16th" outer diameter of the bolt holes.Center hole is 36mm diameter.$25.00

39 TOOTH SPROCKET  for rear wheel drive train,9 hole larger bolt pattern,flat,3.5mm thick.With complete mounting hardware,washers, rubber gaskets and 9 bolts.There are 2 different diameter bolt hole patterns in kits this one has the large bolt pattern at 81mm or 3 3/16th" outer diameter of the bolt holes.Center hole is 36.5mm diameter.Sprocket is 3.8mm thick good for longevity.$25.00

41 TOOTH SPROCKET for rear wheel drivetrain,9 hole larger bolt pattern,dished.SPROCKET IS DISHED WITH OFFSET TEETH AND CAN BE TURNED INWARD OR OUTWARD, WHICHEVER WORKS BEST FOR ALIGNMENT.There are 2 different diameter bolt hole patterns in kits this one has the large bolt pattern at 81mm or 3 3/16th" outer diameter of the bolt holes.$25.00

44 TOOTH SPROCKET FLAT,flat sprocket works great in certain chain clearance set ups. for rear wheel drivetrain,9 hole larger bolt pattern,slotted for more adjustment,dished.There are 2 different diameter bolt hole patterns in kits this one has the large bolt pattern at 81mm or 3 3/16th" outer diameter of the bolt holes.$25.00

48 TOOTH SPROCKET for rear wheel drivetrain,9 hole larger bolt pattern,dished.There are 2 different diameter bolt hole patterns in kits this one has the large bolt pattern at 81mm or 3 3/16th" outer diameter of the bolt holes.$25.00

50 TOOTH SPROCKET for rear wheel drivetrain,9 hole smaller bolt pattern,dished.$25.00

56 TOOTH SPROCKET for rear wheel drivetrain, for hill climbing and different motor gearing.9 hole larger bolt pattern,dished.There are 2 different diameter bolt hole patterns in kits this one has the large bolt pattern at 81mm or 3 3/16th" outer diameter of the bolt holes.$22.50

SPROCKET IS DISHED WITH OFFSET TEETH AND CAN BE TURNED INWARD OR OUTWARD, WHICHEVER WORKS BEST FOR ALIGNMENT

60 TOOTH SPROCKET for rear wheel drive train,9 hole larger bolt pattern and 6 bolt disc pattern,flat,3.5mm thick.There are 2 different diameter bolt hole patterns in kits this one has the large bolt pattern at 81mm or 3 3/16th" outer diameter of the bolt holes.Center hole is 36mm diameter.Great for hill climbing. $30.00

BEARING CHAIN TENSIONER, with GRADE 8 American bolts and nuts to replace the Chinese butter bolts. Bearing in white wheel.If you pound the straps to a slightly flatter shape the metal straps will grab a smaller diameter chainstay tighter.$17.00

DOUBLE STRAP CHAIN TENSIONER, shorter chain tensioner with 2 straps for more chainstay grabbing power.Z809 Bearing in white wheel held in with snap ring.If you pound the straps to a slightly flatter shape the metal straps will grab a smaller diameter chainstay tighter.$16.00 

CHAIN TENSIONER WHEEL,Bearing white idler wheel, replacement for a worn out wheel.Great quality bearing type with snap ring, washer,nut.$8.00

415 Chain With Master Link,Precision Super duty 415 chain.112 link,140cm/55inch length.Fits counter shaft sprocket up to 4mm wide. Includes master link and keeper.Standard heavy duty chain for bicycle engines. $16.00 only $6.00 shipping Total $22.00

415 MASTER LINK,with keeper C clip. $3.50

10 TOOTH DRIVE WHEEL THIN,has thin woodruff keyway approx 2.4mm,stock GRUBEE 10T drive sprocket,3mm wide teeth. 415 motor chain or regular 410 bicycle chain run on this sprocket.$10.49 also have thin woodruff key with 3.8mm wide teeth let me know if you would like thin tooth 3mm or thick tooth 3.8mm teeth in Pay Pal or email.If no notification of tooth thickness 3mm thin sprocket will be sent.Thin sprocket can wear faster.

10 TOOTH DRIVE WHEEL THICK,has thick woodruff keyway approx 3.5mm,stock 10T drive sprocket for 415 motor chain.$8.99