Item Type: Lug Bolts Material: 35CrMo, Aluminum Alloy Lug Bolt Pitch: M14x1.5 Lug Bolt Seat Type: R13 Ball Seat Lug Bolt Hex Size: Approx. 17mm/0.67in Lug Bolt Thread Shank: Approx. 1.77in/45mm Lug Bolt Grade: Grade 12.9 Fitment: Universal Package List 20 x Lug Bolt 1 x Sleeve 1 x Manual 1Lug Bolt Seat Type: R13 ball seat. Only compatible with cone, conical, taper lug holes. Check your original shank length and seat type. 2Dimensions: Lug bolt pitch M14x1.5, hex size 17mm(0.67in), thread shank 1.77in (45mm). Compatible with most vehicle wheels. 3Durable Material: Made of matte 35CrMo and aluminum alloy material, high strength, rust and wear resistance, for maximum durability. 4High Precision: Professional manufacturing can achieve better mechanical properties. The precision thread matches the original car. 5Rigorous Testing: Manufactured to original specifications and undergoes rigorous quality testing before leaving the factory to ensure stable performance.