Products OthersCap Back Heavy Duty Top Fittings 156-66157-00 P/N:156-66157-00 Tube Size:7/8"(22.2 mm) Wt.(g): With 1/4-28 Set Screws You May Also Be Interested In Cap With Thread 956-09974-R Top Cap 956-09737-00 Anchor Holder 956-00138-00 Rod Holder,SS 556-11250R-00