Wheel adapter studs 1/2"-20 RH thread size with 2.2" overall length (L1). Knurl diameter (D1) is 0.55". Compatible with our 4, 5, or 6 lug wheel adapters that come in 1/2" thread size studs (except for 5450-5450FBK and 5450-5450F-BL). They are not compatible with our 2-piece conversion adapter studs.
