ButlerBuilt 2-1/4" Axle Tether Clamps (Pair) Arm Restraints 19%-55% increase in sway bar

19%-55% increase in sway bar rate (front)

Stroud Pack for Parachute - All Fireproof

450 lb/in Spring Rate

Fits all Chevy V8 except 348-409

ButlerBuilt 2-1/4" Axle Tether Clamps (Pair) Arm Restraints 19%-55% increase in sway barApproved for use at Knoxville Raceway and World of Outlaws. Racers have chosen BUTLERBuilt Professional Seat Systems for their seating needs for decades. BUTLERBuilt has always been proactive in their approach to seating issues. BUTLER Built works hard to stay abreast of any and all seat related issues since pioneering the first custom built aluminum seat structure for superspeedway racing. Product Description: Axle Clamp Aluminum Black Anodized 2 1 4