Attachments Equipment Main Category : Bargins and promotions 72” extreme duty grapple bucket for a JCB 520 Load All [ enlarge ] [ enlarge ] New Blue Diamond 72” extreme duty grapple bucket for a JCB 520 Load All. Q-fit mounting and hoses and couplers included. List $2680 – 20% discount = $2144 plus freight. MSRP: $2,680.00 Price: $2,144.00