Welcome to www.SSCRANKS.com - the online home of the SS Cranks Factory team as well as the source of information about one of the most innovative BMX racing products available today, Spin Science Cranks. Spin Science Cranks are the ONLY BMX cranks capable of adjusting from 135mm all the way up to 170mm in 2.5mm increments. With a rider weight limit of 125 pounds, SS Cranks can be used for years and give you the opportunity to perfectly dial in your racer's optimal crank length which has been proven to improve race performance. Precision manufactured in the USA, SS Cranks are backed by a full warranty for workmanship and are available in natural aluminum finish. With one standard set of BMX cranks being sold for $100.00 or more, SS Cranks are a tremendous value at only $199.95. Order yours TODAY!
