3600 Sprocket/Gear Hub 1-1/4" axle

Sprocket / Gear Hub  1-1/4" bore.All hubs are CNC machined from billet 6061-T6 aluminum alloy and have 6 (1/4-28) threads on a 5-1/4" bolt circle pattern. These hub are higher strength than most hubs on the market and will work great for SA,...

3602 Heavy Duty Sprocket/Gear Hub 1-1/4" axle

 Heavy Duty Sprocket / Rotor Hub  for 1-1/4" axlesAll hubs are CNC machined from billet 6061-T6 aluminum alloy and have 6 (1/4-28) threads on a 5-1/4" pattern. This hub is a must for high powered applications like UAS, RWYB, and Mower...

3620 ARC Split Lock Collar 1-1/4" axle

ARC Lock Collar    Split 1-1/4"Made from billet aluminum alloy. CNC Machined.

3620B Split 1-1/4" Black Lock Collar

Black Lock Collar, Split 1-1/4"Made from billet aluminum alloy. CNC Machined.

3720 ARC #35 Chain Break

ARC Precision Chain Break for #35 chain. Made in Albany Ga USA. The finest chain break on the market.

3720B Chain Break Repl. Bolt w/ pin

Chain Break Replacement Bolt W/Pin

3720C Chain Break Repl. Bolt

Chain Break Replacement Bolt without pinBolt has been machined to work properly with tool. The end of the bolt has been machined to keep chain pins where they need to be during use. You can see in the photos the amount of machining and work put into each...

38XX Split Axle Sprocket #35 Chain

These sprockets are anodized billet aluminum and fit the standard 6 bolt hub pattern. SELECT THE SPROCKET SIZE FROM THE DROP-DOWN MENU

3902 Aluminum Sprocket Guard

Light Weight Aluminum Sprocket Guard for 35 chain. 8.5" diameter for 53-70 tooth sprockets.  

4200 ARC's Mongrel Clutch

The Mongrel Clutch... A little bit of the best of everything!       After racing the Box Stock class for years, we have never been fully satisfied with any clutch.  Several have done a great job but each lacked something that the...

490121 Tomar/Mongrel Clutch Spacer

4901xx Drive Sprockets, Tomar, Bully, Mongrel

Tomar/Bully/Mongrel clutch driver gears made by Tomar. Please select the number of teeth from the drop down box above. NOTES: ** 12 & 13 tooth driver gears have bronze bushings instead of needle bearings.