KMC

KMC is the world's largest bicycle chain manufacturer, trusted by BMX racers and street riders for reliable, durable performance. BilletBMX stocks the full KMC lineup, including the lightweight K1SL SuperLite Kool chain, the affordable and rust-resistant S1 chain, and heavy-duty HL710L and Z-series options built for daily abuse. With StretchProof pin technology and reinforced plates, KMC chains resist stretching and snapping under hard pedaling, grinds, and gate starts. 

Choose from classic Silver and Black finishes or stand out with Gold, Red, or Purple. Whether you're racing or riding street, KMC delivers proven strength at a fair price. Shop in-stock KMC chains, cassettes, and tools now.