SCARR Chain Guide for Simington Swing Arm - Raker Grinder Mod preload collar will include a shim to

will include a shim to adapt the 1

25" found on some shock dyno's

for most 2hp+ shock dyno's and spring smashers

Shock canister cups designed specifically to fit in S&S trailer cabinets

SCARR Chain Guide for Simington Swing Arm - Raker Grinder Mod preload collar will include a shim toA precision cut steel chain guide in 50 and 63 gauge to replace the drag prone OEM plastic guide of the Simington 451c that can also be adjusted to grind the rakers across the bottom of the stone. Comes with one fender washers to space the chain guide to the center of the swing arm and one washer to locate the guide for normal grinding. Install with the large fender washer between the arm and the guide, with the lettering of the guide facing outwards