Allstar Performance 1:1 Crank Pulley 74400 The optical 20-mil polycarbonate insert

The optical 20-mil polycarbonate insert is imbeded with a patented anti-fog coating technology that prevents shield fogging and absorbs over 98% of harmful UV rays

Installs in minutes

1975-1980 Chevrolet C10

Abrasion resistant cover will not crack or harden

Impacts full line of helmets feature an interchangeable cheek pad for a customized and perfect fit

Allstar Performance 1:1 Crank Pulley 74400 The optical 20-mil polycarbonate insertPremium 1: 1 pulley kits feature 4 3 4" diameter pulleys with 1 2" wide grooves for use with industrial grade belts. The increased belt width helps reduce belt slippage when used with high performance mechanical fans. The small diameter pulley combination provides a 30% RPM reduction when using a power steering pump with a 6" pulley. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find,