30-degree angled design suitable for stair railings with angles of 25, 30, 35, and 40 degrees. Black beveled washers provide a flat bearing surface when attaching fittings at angled stair terminations. Ideal for cable railing projects on stairs, decks, balconies, and walkways—suitable for indoor or outdoor use with wood, steel, or aluminum posts. Inside diameter: 1 inch or 4 inches Outside diameter: 5 inches or 8 inches Angle: 30 degrees Fits 1-inch or 4-inch threaded stud ends; compatible with 1/8-inch and 3/16-inch cable railing kits. Made from stainless steel grade 316 (marine-grade), offering high tensile strength, fatigue resistance, and corrosion resistance for long-lasting performance in demanding environments. Requires minimal maintenance. Compatible with 1/8-inch cable railing threaded terminals (ASINs: B083XB665B, B0B594WD2N, B0BFGW14DN) and 3/16-inch cable railing threaded terminals (ASINs: B07V1SH383, B0BCPPC5PB, B07NVFXMQS). Color: Black Material: Stainless steel Package includes: 1 set of cable railing hardware Note: Actual product color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.