12mm hardened steel shackle and a pick

Shimano 12-speed chains require the use of the Shimano 12-speed specific chainrings

TF2 grease is Teflon based for superior performance

Featuring the race proven Minion DHF tread pattern and side knobs

with stretch mesh at the rear for comfort and ventilation

Maxxis DH Downhill Tube - Schrader Valve - 2.2-2.5 Inch - 29 Inch Back in Stock 12mm hardened steel shackle andThe burliest tubes for DH riding. Heavier tubes will provide more flat protection in rough terrain, don't skip when you're riding DH! Who's this item for: These tubes are heavy! Perfect for DH and gravity use, however, they will be noticeable if used for trail riding. Removable valve core: Yes, the valve cores are removable. Tube wall thickness: 1. 5mm Weight: 24 x 2. 5 2. 7: 423g 26 x 2. 5 2. 7: 461g 27. 5 x 2. 5 3. 0: 505 g 29 x 2. 2 2. 5: 434g