CL253 AN - Trapeze & Vang Cleat The cleat has an in-built pulley that offers a compact solution , for rigging with a 1:1 or 2:1 advantage, where a quick, positive lock, that is easy to release is required. The Sailor's preferred choice for adjusting trapeze lines. Manufactured from aluminium for light weight and durable performance. CL253AN has a hard anodised finish to give a hard wearing surface.