groove cut in shaft to reduce friction & provide graphite store
shaft of axle is graphite-coated to create a friction-free surface!
Outside head of axle is not graphite coated
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Official Cub Scout Pine Derby Axles that have gone through Pinewood Pro's patented process. We deburr the axles of any imperfections Polish the axle to have a smooth shine Add grooves which reduce friction Apply our Pinewood Pro graphite coating technique This process provides you with the best BSA axle possible! Sold in sets of 4 Designed and Engineered by the Pro's at Pinewood Pro.