Muteki - universal - Lug Nuts 12x1.25 Closed End (Black)The Muteki Super Tuner Lug Nuts have been engineered to work with application specific threads. More importantly, these are a great option for those with either factory or aftermarket wheels with a narrow lughole. DETAILS: 20mm Diameter 34mm Height 36 grams each Made from cold forged 1008 steel 20 splined lug nuts and 1 key 12 x 1. 25 thread pitch with a closed end Black finish Fitment: Universal