BESNIN 11 Speed/12 Speed Cassette 11-50T 11-52T Bike Freewheel Replacement for Road Bicycle, MTB, BMX (11-52T, 11S)

• 11-speed, 11-52T Cassette: This 11-speed bike cassette features an 11-52T range with tooth progression: 11-13-16-20-24-28-32-36-40-46-52T
• Compatibility: Designed for 11-speed drivetrains only, the cassette works seamlessly with major drivetrain systems including Shimano, SRAM, and Sunrace. (Note: Not compatible with Campagnolo's N3W/C3 freehub standards due to incompatible spline patterns.)
• Efficient Transmission: Precision-machined for secure engagement. It delivers smooth shifting across its wide-range 11-52T gearing, making steep climbs significantly easier
• Engineered for Durability: Hardened chrome-molybdenum steel cogs + aluminum alloy spider resist deformation. Nickel-plated defense against rust/corrosion ensures extended service life
• Ultra-Light: Precision skeletonised sprockets reduce weight without compromising rigidity or shift quality. Conquer any terrain, from muddy trails to river crossings, with uncompromised performance

Specifications: Material: Cr-Mo steel (cog set) + aluminium (carrier) Finish: Nickel-plated, anodised Freehub Compatibility: HG spline Speeds: 11 / 12-speed Cassette options: 11S, 11–50T: 11, 13, 15, 17, 21, 24, 28, 32, 36, 42, 50 11S, 11–52T: 11, 13, 16, 20, 24, 28, 32, 36, 40, 46, 52 12S, 11–50T: 11, 13, 15, 17, 19, 21, 24, 28, 32, 36, 42, 50 12S, 11–52T: 11, 13, 15, 17, 21, 24, 28, 32, 36, 40, 46, 52