6-3/4" Spring Shackle Rubber Insulators For Sunbeam Alpine 1953-1975; RP 125Designed for classic Sunbeam cars, these spring shackle rubber insulators measure 1" wide by 6 3 4" long and come as a 12 piece set. Crafted with over 50 tons of pressure, these insulators ensure precise detailing and a perfect fit, making them a reliable choice for restoring or maintaining your vehicle's suspension system. They are compatible with a wide range of Sunbeam models, including the 1925 1935 Sunbeam Three Litre, Sixteen, Twenty, and Twenty