SPL Parts Eccentric Lockout Kit for BMW F2X/F3X replaces the stock eccentric bolts to prevent slip under high cornering loads and keep rear alignment where you set it. The kit includes CNC-machined 6061-T6 aluminum lockout plates plus zinc-plated grade 10.9 bolts, lock nuts and washers for toe and camber arms. Sold as a complete kit for one car; adjustable control arms are required to retain adjustability after installation.
SPL Parts 2012+ BMW 3 Series/4 Series F3X Eccentric Lockout Kit