GX 1x Rear Derailleur Front Control is very reliable and

Control is very reliable and consistent with this string that knifes shots back into the court with great arc and spin

ergonomics and stroke control

a super fibre more than twice as powerful as nylon

Outer rim width: 22 mm

GX 1x Rear Derailleur Front Control is very reliable andThe SRAM GX X HORIZON rear derailleur is engineered for smooth, reliable shifting action from the larger upper pulley offset to the 12 tooth X SYNC pulley wheels. By eliminating unwanted chain movement, X HORIZON shifts faster, puts an end to ghost shifting and reduces shift force and chain slap. And with CAGE LOCK technology, wheel removal and installation are easier than ever.