KMC S1 BMX Chain Painted Black

• X101: high-performance, chamfered, anti-drop, lightweight, Singlespeed chain for Mountain, BMX, Fixie, Track applications
• S10: stainless steel construction great for electric bikes, internal gear hubs, and beach cruisers
• K1 Wide (formerly Z-710): specially shaped, extra-thick outer plates and bulls-eye riveting for frequent grinding
• S1 (formerly Z-410): bushing-less design for normal BMX and Singlespeed use
• B1H: nickel plated chain has heavy duty structure with bushing construction
• Z1eHX: heavy duty chain has gone through a stretch proof treatment and features mushroom riveting along with an anti-drop design

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