#4-40 TPI, 2-1/2" L, 1/4" Width Across Flat, Non-Plated, Stainless Steel, Hex, Male/Female Threaded, Standoff Standoff Item Standoff Type Hex, Male/Female Threaded Designated Size #4-40 TPI Overall Size 2-1/2 Inch Length Material ASTM A582 Stainless...