Box One Oversized 20mm Cassette 1, 2 and 3mm Spacer Kit

Upgrade your drivetrain with the Box One 20mm oversized cassette spacer kit, designed for precise chainline adjustment and optimal performance. This kit includes three spacers (1, 2, and 3mm) allowing for adjustments from 1mm to 6mm, giving you the perfect balance for your cassette spacing.

Made from 6061-T6 aluminum and CNC machined for strength and precision, these spacers are incredibly lightweight, weighing only 3g. Their anodized finish ensures enhanced durability while maintaining a sleek, professional look. The kit includes three spacers (1, 2, and 3mm), allowing you to fine-tune your cassette setup to your specific needs.

Compatible with OS Spline drivers, the Box One 20mm oversized cassette spacer kit is the ideal solution for BMX riders looking to maximize drivetrain performance with minimal weight.

• Extremely lightweight
• Material: 6061-T6 Aluminum
• Process: Extruded and CNC machined
• Finish: Anodized

Dimensions:

• Thickness: 1mm, 2mm, 3mm
• Sold in packs of 3 (1, 2, and 3mm)

Compatibility:

• Driver: OS Spline* (Onyx Ultra SS)
• Weight: 3 g / 0.10 oz