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From the original Interlock half-link chain that changed BMX drivetrains forever in 2003, Shadow has always had one goal, to create the best BMX chains ever made. 13 years later and we can confidently say we have done that. The custom, interlocking plate design of the Shadow Interlock system, coupled with heat treated, mushroomed pins allow our chains to test highest of any chain on the market. Need proof? Check out the video above and see how the Interlock Supreme and Interlock V2 crush the competition i
