Fine-tune your differential setup with these 6x17mm shims from Tekno RC, designed to eliminate excess play and ensure precise gear mesh for smoother, more efficient drivetrain operation. Made from hardened steel and manufactured to extremely tight tolerances, these shims help improve durability and consistency under high-load conditions, making them ideal for both racing and bashing. This updated design offers some of the flattest and most precise shims available, reducing wear and extending differential life. Compatible with a wide range of Tekno 1/8 platforms including EB48 (all versions), NB48 (all versions), ET48, NT48, SCT410, and MT410 models.