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Comes supplied with a Zinc Plated Finish
TR6 & TR7) from 1968-1975
Over time they become stressed and fatigued
DS48 and 82-3592
BSA Singles / Twins Progressive Fork Springs 57-1606 Comes supplied with a ZincTired of that mushy feel you get when riding your BSA? Chances are your fork springs are in need of replacement.. instead of installing the OEM springs why not install some progressive fork springs? Progressive fork springs will give you BSA a more "modern feel". BSA progressive fork springs will change the performance and handling of your bike. Let's face it BSA had suspension that was outed when it was made, why settle for the same? Fork springs