POLYLOCKS
Our Polylocks are made from 4130 Crome moly(not zinc alloy) and are precision ground for minimum run-out. This design ensures that our polylocks will hold under the stress of high rpm engines. They are available in 3/8 or 7/16.
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407-8 Erson Cams - Polylocks 7/16" Tall For Use With Girdle
PBM Performance Products
$45.00Erson Cams Polylocks Roller Rocker 7/16" Polylock Nuts For use with Stud Girdle$45.00 -
0716-8 - PBM Performance - Polylocks - Roller Rocker 7/16" Polylock Nuts
PBM Performance Products
$45.00PBM Performance Polylocks Roller Rocker 7/16" Polylock Nuts$45.00 -
0038-8 - PBM Performance - Polylocks - Roller Rocker 3/8" Polylock Nuts Set Of 8
PBM Performance Products
$45.00PBM Performance Polylocks Roller Rocker 3/8" Polylock Nuts Set of 8$45.00