Feature 1、Applicable Model: Fit for TT A3 S3 A4 S4 A5 S5 A6 S6 A8 A7 S7 Q5 Q7 SQ5; Fit for X3 X5; Replacement for Mercedes‑Benz and more. 2、Durable Material: Manufactured from cold forged metric 10.9 hardness steel. Additional heat treatment ensures reliable strength, durability and performance. 3、Black Zinc Coating: A special zinc coating that provides extreme rust and scratch resistance to the wheel bolts. Extends the life of the bolts. 4、High Precision: The handle is 32mm long and the overall length is 50mm. Machine precision threads ensure optimal fit with vehicle hubs and lug nuts. 5、Easy Installation: Apply threadlocking fluid to the stud (short thread end) and torsion to 20 ft/lbs. For your safety, retighten all hardware (bolts and nuts) after 25‑50 miles. Item Type: Wheel Stud Conversion Material: Steel, Heat Treated, Black Zinc Plated Shank Length: Approx. 32mm/1.26in Overall Length: Approx. 50mm/1.97in Fitment: Fit for TT 1999 Up Fit for A3 1998 Up Fit for S3 2000 Up Fit for A4 1996 Up Fit for S4 1992 Up Fit for A5 S5 2008 Up Fit for A6 S6 1995 Up Fit for A8 1997 Up Fit for A7 2016 Up Fit for 2013 Up Fit for Q5 2009 Up Fit for Q7 2007 Up Fit for SQ5 2014 Up Fit for X3 2004-2010 Fit for X5 2000-2006 Replacement for Mercedes-Benz Package List 20 x Wheel Stud Conversion