Maintain smooth differential operation with the Tekno RC TKR5149 Differential Cross Pin (6‑Pack), precision‑formed pins used to secure the internal gears in your differential. These cross pins are designed for use with the TKR5150 differential gear sets (such as those in SCT410 and MT410 platforms), helping ensure proper alignment and reliable rotation under load. Whether you’re rebuilding a worn differential or stocking spares for race day, this set of six cross pins provides durable, exact‑fit replacements to keep your drivetrain performing consistently. Compatible with Tekno SCT410, SCT410.3, SCT410 2.0, and MT410 series short course trucks when used with the matching TKR5150 differential gear components.