IMUST 27.5+/29er Carbon Full-Suspension Trail/Enduro Frame BSA Bottom Bracket 27.5+/29 Toray T700 full carbon fiber frame in UD Matte Finish, trail/Enduro designed for 120 or 150 mm fork 200 X 51 or 200 X 57 mm shock for trail or longer-travel enduro configuration (RockShox models available) Boost 148 mm rear axle spacing (3.0 rear tire maximum) Weight: 2.45 kg/5.4 lbs (+/- 50 g/0.1 lbs for the 15.5 inch frame) 2 year manufacturers frame warranty, including shipping