16 Red Steel Locking Heptagon Security Lug Nuts Lugs For Wheels/Rims 12X1.5 L16 for Honda CRX Threaded to 12X1.5mm Lugs weight 33 grams each. 60 degree conical style seat. Locking lug nuts (7 sided design). 32.5mm long and 22.2mm wide at the base.