10mm Hole Size Acura Front Bumper Retainer (Qty: 25) Gripper Box # 2990T Acura Front Bumper Retainer 10mm Hole; 20mm Head Diameter; 13mm Stem Length Acura 3.5 RL Sedan & Honda 1996 & On Acura # 91503-SZ3-003; Honda # 91503-SZ5-0033 Shop the PDQ Auto Body Supplies Amazon storefront for all your automotive needs.