Kink Bmx Astro BMX Sprocket

The Kink BMX Astro Sprocket is a rugged and reliable sprocket designed for BMX street and park riders. Built from durable 4130 chromoly steel, this sprocket is engineered to withstand hard landings, crank arm grinds, and everyday riding abuse. Its classic bolt-on or spline drive design offers consistent power transfer and proven performance, whether you’re hitting rails or rolling through your local skatepark. With compatibility across multiple spindle sizes and a solid build, the Astro sprocket is a great choice for riders seeking dependable strength with a simple, timeless look.

SPECIFICATIONS

MATERIAL - Heat-treated 4130 Chromoly steel.

THICKNESS - 4.5mm.

DEISIGN - Inspired by the structure of an atom, featuring a thin, spoke-like design.

WEIGHT - ~2.9 oz (25T).

MOUNTING - Available in both bolt drive and 19mm spline drive options.