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Rennen sprockets are precision machined from aircraft grade 7075-T6 aluminum (83% stronger than 6061), delivering the highest performance at the right price.Rennen sprocket are 3/16" (5mm) thick and are designed to withstand the abuse of BMX tracks, trails or the skate park.Only Rennen sprockets offer a specific single speed tooth profile that has been...
Rennen sprockets are precision machined from aircraft grade 7075-T6 aluminum (83% stronger than 6061), delivering the highest performance at the right price.Rennen sprocket are 3/16" (5mm) thick and are designed to withstand the abuse of BMX tracks, trails or the skate park.Only Rennen sprockets offer a specific single speed tooth profile that has been...