Promax C-1 Chain Tensioner - 2-hole Fits 3/8"/10mm Axles Silver CheckoutSpec= Without pivots The Omnibell has an adjustable

The Omnibell has an adjustable band clamp and features an ingeniously designed dinger that can be rotated to any position

Solid body ring for stiffness and aerodynamics

Socket (non-impact) for manual or power tool operations

stride length and more — to help you improve your form

}SRAM X4 Rear Derailleur - 789 Speed Long Cage Black

Promax C-1 Chain Tensioner - 2-hole Fits 3/8"/10mm Axles Silver CheckoutSpec= Without pivots The Omnibell has an adjustablePromax C 1 Chain Tensioner 2 hole Fits 3 8" 10mm Axles Silver. 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 Silver