Available in ANSI 1018 steel and weldable stainless steel, Stafford Weldable Shaft Collars and Couplings let users add such diverse mechanical and structural components as brackets, cams, lever arms, mounts, pins, and rods. Stafford Weldable Shaft Collars and Flange Mounts, available in 1- and 2-piece as well as hinged styles, come in ¼–6 in. bore sizes, while Weldable Shaft Couplings come in ¼–2 in. bore sizes.