Helix R cassettes have replaceable gear clusters

Designed for use with Shimano's 12-speed MTB groupsets

These are called the Tubeless Insert Kit and the Tool Insert Kit

Hydraulic fluid: SRAM Mineral Oil

Stem Clamp Dia

Maxxis Minion DHF Tyre - 29 Inch - 2.6 Inch - Yes - MaxxTerra - EXO+ TR - Soft - Heavy Duty Protection - Folding - Black PDP|Colour Helix R cassettes have replaceableMinion DHF The Maxxis Minion DHF is a legendary tyre, widely regarded as the ultimate front tyre for aggressive trail and downhill riding. Specifically engineered for aggressive trail, enduro, and downhill riders, it delivers exceptional control, braking, and cornering traction. Its tread pattern expertly balances fast rolling with powerful grip, ramped center knobs reduce rolling resistance, while large, square edged shoulder knobs provide stability