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Precision CNC machined AL7075/T6
Specific guide shaping is optimized for use with elliptical/oval and round chainrings
Unique Speed-loading frame bracket
Road and Gravel
Inner hole sized to fit 3/8" ACME threaded rod
Promax C-1 Chain Tensioner - 2-Hole Fits 3/8"/10mm Axles Gold MPFN-11.4018.090.005 Precision CNC machined AL7075/T6Promax C 1 Chain Tensioner 2 Hole Fits 3 8" 10mm Axles Gold. 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 Gold
