Oversized sprocket Stealth

Optimize your power transfer with the oversized single-speed sprocket Box One, designed for high-level performance and durability. CNC machined from high-strength chromoly steel, this sprocket features a sleek black ED finish with laser-etched graphics for a premium and long-lasting look.

Specifically designed for OS spline drivers, including the Onyx Ultra SS driver, it is compatible with 3/32" and 1/8" chains, offering optimal flexibility for your racing setups. Available in sizes from 14 to 18 teeth, this sprocket delivers smooth and consistent engagement and efficient power transfer. Weighing only 20 g (14 teeth), the oversized single-speed sprocket Box One is the perfect solution for BMX riders demanding precision, strength, and performance.

Chromoly steel for extra-long lifespan
Wide inner base of 5 mm for a stronger interface with the freewheel body
Oversized spline
Material: Chromoly steel

Process: CNC machining
Finish: Black ED with laser-etched graphics
Size: 14, 15, 16, 17, 18

Compatibility:

Crankset: OS spline*
Chain: 3/32" or ⅛"

Weight:
14: 20 g/0.70 oz
15: 28 g/0.98 oz
16: 36 g/1.27 oz
17: 38 g/1.34 oz
18: 42 g/1.48 oz