RockShox SID Ultimate Twist LockRacing is your way of life, and the SID Ultimate Twist Lock is designed with elite XC racers in mind. This fork is packed with essential features, including gram savings, DebonAir™ air spring technology, and the Charger™ 2 RLC Damper, all enhanced by race-proven Maxima Plush fluid for superior performance. This complete race-day package ensures you have everything you need to excel on the course. Now available in the new Signature SID Blue color option, the SID Ultimate not only delivers exceptional performance but also brings a stylish edge to your setup. SPECIFICATIONS Wheelsize: 29" Travel: 100mm Axle: Boost 110x15 Damper: Charger Race Day Spring: Debonair Offset: 44mm Weight: 1326g approx. FAQ Can I use this as a lightweight, short travel dirt jump fork? NO. This is for XC use only. Is the SID a travel adjust fork? No, it is not.