The 90-70-28X Strap Kit is designed for the SPL90 and SPL100 series. It fits a cap diameter of 1.625 inches and has a center-to-center (C to C) distance of 2.312 inches. The included bolts are 0.750 inches long with a thread diameter of .375-24.
For secure installation, a bolt torque of 52 ft-lb is recommended. The strap number is 90-70-19, and the bolt number is 6-73-412. This product is manufactured by Spicer.