this is the R5 Cold Glow Plug from HPI

8mm thickness

our test trucks chassis was bent at the droop stops

Functions with the Traxxas Link system to display battery voltage and temperature

Hitec HRC55316 HS-755MG Metal Gear Set Wheels this is the R5 ColdHitec HRC55316 HS 755MG Metal Gear Set The Hitec HRC55316 is a metal gear set designed as a genuine replacement for the Hitec HS 755MG servo. Metal gearing provides durable, precise performance, making this set a smart choice when it's time to refresh a well used servo. Installing a fresh metal gear set can restore smooth centering and consistent output to your HS 755MG, extending the life of your servo without a full replacement. Metal gear