8 9" Patio Repair Glider Bearing Arms (7.5" from ctr hole to ctr hole) Color:Default Title The spline must be large

The spline must be large enough to keep from slipping through the opening slot running along the rails yet not too big to fit well in the ends of the rails for easier installation

Outside diameter is 1-7/16" and height is 5/16"

Re-use or try to match the original bolts

026" long by 5/16" thick and can be spray painted

8 9" Patio Repair Glider Bearing Arms (7.5" from ctr hole to ctr hole) Color:Default Title The spline must be largeMade of steel and zinc coated with silver chromite (you can spray paint over the chromite). From hole to hole measures 7. 5" and from end to end measures 9". Hole sizes are 1 4" and offsets are approximately 7 8". Hangers are bolted to the frame (bolts not included). Bolt lengths and diameters would depend on original part sizes. Re use or try to match the original bolts. We suggest stainless steel with lock nuts.