Oversized hub cassette locknut Stealth Pro

Enhance your riding experience with the oversized rear locknut Box One 20 mm, a lightweight and durable version of traditional steel locknuts. Designed for BMX riders seeking precision and performance, this locknut minimizes weight without sacrificing strength, making it the perfect addition to your rear hub.

Made from high-quality 6061-T6 aluminium and CNC machined for a perfect fit, it features a sleek anodised finish with laser-engraved graphics for a clean and professional look. Compatible with multifunction tools, it works with the Park Tool BBT-9 and other tools for a 44 mm bottom bracket with 16 notches, allowing for quick and easy installation.

With a thread pitch of 1.72 x 24 TPI, an outer diameter of 55.5 mm, and a weight of only 8 g (0.28 oz), the oversized rear locknut Box One 20 mm is an essential lightweight accessory for your BMX.

Lightweight upgrade to a steel locknut.
Multi-tool design for added convenience.

• Material: Aluminium 6061-T6
• Process: CNC machined
• Finish: Anodised with laser engraving

Size/Compatibility :

• Thread pitch: 1.72 x 24 TPI
• Tool: Park Tools BBT-9 (or similar BB 44 mm with 16 notches)
• Outer diameter: 55.5 mm
• Weight: 8 g/0.28 oz