Sea Catch TR5LM w/Safety Pin - Large Mouth [TR05LM]TR5LM with Safety Pin Large Mouth (1. 130" mouth diameter) The LM models (LM = Large Mouth) are provided with a front jaw enlarged to receive straps, cable or fiber line. Additional side plates at the jaw area are provided to spread the load and minimize chafing. Features: Designed for use with a 7 16" shackle at rear of device Perpendicular or parallel release directions Hitch pin lock for device locking safety Computer generated parts precision cut