Loop construction kit, includes tie straps and preset tie strap parts to join loops. Parts for 3/8" pitch, .050" and .058" gauges. Chain types: 72V, 73V, 72CJ, 72CK, 72CL, 72APX, 72DPX, 73DPX, 72LGX, 72JGX, 73LGX, 73JGX, 72LPX, 72JPX, 73LPX, 73JPX, 72RD, 73RD, M72LPX, M73LPX, M72DPX, M73DPX.