Promax C-1 Chain Tensioner - 2-hole Fits 3/8"/10mm Axles Red Model=Blinky Headlight & Taillight Set 50mm extension with central bore

50mm extension with central bore for reduced weight

Cross Bar Compatibility Aero Vehicle Mount Type Naked Roof

}Wheels Manufacturing Essential StackRight Headset Spacer Kit - Teal

8mm bore hole (without adapter added)

Promax C-1 Chain Tensioner - 2-hole Fits 3/8"/10mm Axles Red Model=Blinky Headlight & Taillight Set 50mm extension with central borePromax C 1 Chain Tensioner 2 hole Fits 3 8" 10mm Axles Red. Promax C 1 chain tensioners are extruded then CNC machined from 6061 T6 aluminum for optimal strength and low weight. Two mounting holes ensure adjustability on most frames. When used properly they will protect your frame dropouts and help hold your rear wheel in place. CNC machined 6061 T6 aluminum For use with 3 8" and 10mm axles Two axle hole design TECH SPECS Color Red