Note: Ships in 3-4 business days. Delivery time depends on the shipping method chosen at checkout. Upgrade your drivetrain with the Box One 10mm or 15mm Conversion Rear Axle, built with Oversized Technology for maximum strength, rigidity, and adaptability. Crafted from 7075-T6 aluminum and CNC lathed with an anodized, laser-etched finish, its convertible design adapts a 20mm hub to fit 10mm or 15mm frames. Adjustable from 125mm to 165mm, it is a go-to choice for serious BMX racers seeking rigid performance and reliable compatibility. Features: Versatile: Seamlessly fits your frame's oversized dropouts. Durable: Wall thicknesses, thread pitches material, and processes are honed for durability. Rigid: Designed to translate steering and pedaling stiffness from other Oversized components. Convertible: Adapt your 20mm hub to your 10mm or 15mm frame. Specifications: Material: 7075-T6 Aluminum Process: CNC Lathed Hardware: Stainless Steel Finish: Anodized w/Laser-Etched Graphics Size: Axle: Conversion 10mm or 15mm (rear); Washer: 1mm (2 pc) Adjustability: 125mm to 165mm (rear) Weight: 123g/4.30z (rear 10mm) / 86g/3.03oz (rear 15mm)