A Highly Versatile, Professional-Grade BMX Racing Thru-Axle

The Box One Oversized 20mm Adjustable Axle is engineered to simplify your BMX racing experience. Its innovative telescoping design eliminates the need to carry multiple spares, allowing a single axle to adapt seamlessly across varying fork or frame dropout thicknesses.

Core Technical Specifications

• Material Construction: CNC-lathed from premium 7075-T6 aluminum alloy with rugged stainless steel hardware.
• Front Model Adjustment: Telescopes from 103mm to 130mm, accommodating standard chromoly forks up to thick carbon dropouts.
• Rear Model Adjustment: Telescopes from 125mm to 165mm.
• Hub Compatibility: Specifically designed for high-performance 20mm thru-axle hubs.
• Weight: Ultra-lightweight, scaling in at 75 grams (front) or 86 grams (rear).
• Aesthetics: Features a premium black anodized finish, laser-etched graphics, and flush-mount Allen key heads for a sleek, modern look.
• Inclusions: Comes equipped with two 1mm micro-adjustment washers.

Key Performance Highlights

• Universal Track Utility: The variable telescoping body fine-tunes the clamping span to your specific frame or fork tolerances, safeguarding your assembly against lateral flex.
• Oversized Technology™: Designed to handle intense gate snaps and aggressive track casing, the structural wall thickness and specialized thread pitches maximize power transfer and overall rigidity.
• Modernized Profile: Streamlined, flush Allen hardware at both ends replaces bulky, old-school nuts and bolts, ensuring a clean look that won’t snag or catch.

This professional-grade thru-axle is a must-have for BMX racers seeking durability, adaptability, and top-tier performance.