JCB-style premium aftermarket end bit. Part reference 993/99189. Application/reference: Cutting Edge JCB 3CX 4CX. Replaceable corner/end component that protects the blade and supports a clean cut. Mounting: 5/8-in plow bolt; confirm bolt length and the exact hole pattern before installation. Brand reference: JCB. PETRAX premium aftermarket replacement; OEM names and part numbers are used for identification only. This item fits only the specified system and matching mounting dimensions.