M8/M10 DUAL THREADED BOSSED BACK PLATE BASE PLATE FEMALE HEAVY DUTY BZP
M8/M10 Dual Threaded Back Plate Heavy Duty BZP. Bright Zinc Plated (BZP). Bright zinc plated backplate, with dual thread to allow use with both M8 and M10 threaded bar. M8 Clearance Back Plate Holes (15 x 8.5mm Slots).