The TKR5165 V2 Hinge Pin Inserts and Wheelbase Shim Set from Tekno RC is a precision component kit designed to fine-tune suspension geometry and adjust wheelbase settings on your RC vehicle. These durable inserts and shims provide accurate hinge pin positioning, improving handling, stability, and overall performance. Compatible with select Tekno RC vehicles, including the EB48 series, ET48 series, NB48 series, and SCT410 platforms, the TKR5165 kit is perfect for maintenance, performance upgrades, or setup adjustments. Always verify compatibility with your specific model before installation.