The KMC K1 chain is designed for heavy-duty BMX freestyle and track bikes
The K1 chain has an OS outer and tall inner plates which provides the chain with unbeatable tensile strength and eliminates stretching and chain drop. This makes it the perfect chain for high load sports like BMX or Track cycling where you're putting high amounts of pressure on the drivetrain. 
Silver Nickel-Plated Coating
Nickel is an alloying metal primarily used for refining steel. With corrosion resistance, enhanced hardness, and proves highly effective as rust protection.

1/2" X 1/8" - 110 Links, pin length 9.5mm
Compatible with: BMX / Freestyle
Nickel Plated/Black Silver
Special Dynamic Configured Plates
Weight: 411g