Promax C-1 Chain Tensioner - 2-Hole Fits 3/8"/10mm Axles Black MPFN-BBRIGHT-OUT-3 Features Polar Bottles Surge cap

Features Polar Bottles Surge cap which delivers high flow while preventing spills

6mmx24tpi width 68mm spindle length 113mm

Radio Raceline Helium frames are designed to feel comfortable stiff and fast exactly how a race bike should

Zip with zip port

and raised ridges on the casing to promote mud clearing

Promax C-1 Chain Tensioner - 2-Hole Fits 3/8"/10mm Axles Black MPFN-BBRIGHT-OUT-3 Features Polar Bottles Surge capPromax C 1 Chain Tensioner 2 Hole Fits 3 8" 10mm Axles Black. 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 Black