Boost CL F 28H 110x15 Matte Mango Steel Bearing for BOOST Standard Center Lock Rotor Mount Front Hub Mountain Bike BOOST Front Hub Boost Centerlock Front Hub is a staple hub for mountain bikes such as Enduro, trail bikes and more. Center lock rotor mount, rigid one-piece axle improves suspension performance and trace targeted lines effectively for stress-free handling. Sturdy seals secure bearings from dirt and water with snap ring Low abrasion resistance yet provides excellent sealing performance. The perfect balance of high performance in-house bearings, weight, durability, and sculpting. Regularly pour love (i.e. cleaning and grease up). The easy to maintain, ChrisKing hub will keep you spinning at its best for an incredible long time. Features Center Lock Rotor Mount USA Made in Portland Factory Consistently Manufactured Own Sealed Bearings Boasting Extremely Durable and Smooth Rotation Excellent Maintenance Bearing Seals High Circularity, Cold Weather Ceramic Bearing Specifications Line Up Specifications Rotor Mount: Center Lock O.L.D: 110x15mm Boost Holes: 28H Bearing: Steel Mountain Bike BOOST Standard Front Hub Enclosure Duro, Trail Bike A classic hub for mountain bikes. Center lock rotor mount, rigid one-piece axle improves suspension performance and trace targeted lines effectively for stress-free handling. Sturdy seals secure bearings from dirt and water with snap ring Low abrasion resistance yet provides excellent sealing performance. The perfect balance of high performance in-house bearings, weight, durability, and sculpting. Regularly pour love (i.e. cleaning and grease up). The easy to maintain, ChrisKing hub will keep you spinning at its best for an incredible long time. Features Center Lock Rotor Mount USA Made in Portland Company Factory Consistently Manufactured in-house Shielded Bearings boasting extremely durable and smooth rotation Excellent maintenance bearing seals High roundness and cold weather Ceramic bearing specifications Line up Specifications Rotor Mount: Center Lock O.L.D: 110x15mm Boost Holes: 28H Bearing: Steel *Picture is for illustration purposes only. The design and specifications may differ from the actual product. Images are for illustrative purposes only. The design and specifications may differ from the actual product.