Premium Bike Bottom Bracket Adapter - Lightweight Aluminum Alloy & Steel Bearing Crankset for Bicycles - Perfect for Road Bikes, Mountain Bikes & Cycling Upgrades

The adapter ring adopts quality aluminium alloy material, high strength and anti-rust, wear-resistant and ,you can change the inner diameter of bottom bracket to make bottom bracket compatible with crank,which is suitable for various brands of bottom brackets. Features: 1.:The adapter ring adopts quality aluminium alloy material,high strength and anti-rust,wear-resistant and . 2.SURFACE:The inner diameter is 22mm,outer diameter is 24mm. 3.CONVENIENT TO USE:You can change the inner diameter of bottom bracket to make bottom bracket compatible with crank. 4.WIDE APPLICATION:The bracket adapter is suitable for various brands of bottom brackets. 5.BEST ACCESSORY:The adapter with a useful tackle for DIY or repair your bike,suitable for various bikes. Specification: Material: Aluminium alloy Color: Shown as picture Inner Diameter: Approx. 22mm / 0.87in Outer Diameter: Approx. 24mm / 0.95in Weight: Approx. 4g Package List: 1 x Bottom Bracket Adapter