FK 4-5 Non-Adj 7" Twin Tube - RR Seats twin tube shock with 5

twin tube shock with 5 valving on rebound and compression

CNC machined 1-3/4" diameter x 51" long splined rear axle is made from 7075 T-6 Aluminum with 27 splines

Used as a left front caliper on a midget and Lightning Sprint

Using these dimensions virtually eliminates the side-to-side movement of the rear axle when moving up and

This material is more expensive

FK 4-5 Non-Adj 7" Twin Tube - RR Seats twin tube shock with 5Hyper Racing # 389 309 Factory Kahne FK Small Body Twin Tube shock bodies are threaded and have had multiple updates over the years to improve performance and durability. The twin tube shocks perform at the highest levels in slick and heavy track conditions.