These Handrail Fittings are designed to be used in conjunction with 7/8 or 1 OD stainless tubing to create custom handrails. Constructed of corrosion resistant investment cast 316 stainless steel. Includes set screws where appropriate. Set screws can be purchased separately (299999-1). Requires 1/8″ Allen wrench. Installs with FH fasteners (not included). *Stainless tube wall thickness 0.049.