Promax C-1 Chain Tensioner Black Color:Gold Very smooth Astroglide liner and

Very smooth Astroglide liner and wire coating

Cleans and polishes in one application

and a nice and small 19mm crossbar

The F-16 line is entry level on price but overperforms every step of the way

Made in USA

Promax C-1 Chain Tensioner Black Color:Gold Very smooth Astroglide liner andPromax 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