GPM SP3021 Aluminum Front Knuckle Arm for HPI Sport 3 - Fluorescent Finish  [SP3021]

Precision aluminum knuckle upgrade for HPI Sport 3

Give your HPI Sport 3 a handling boost with these fluorescent aluminum front knuckle arms from GPM. Built to resist wear and deliver crisper steering feel, they suit hobby drivers who want a reliable, long-lasting upgrade.

Knuckle arm highlights

• Material: High-grade aluminum for superior strength
• Color: Vibrant fluorescent finish for easy visual checks
• Function: Better steering precision and improved stability
• Compatibility: Made to fit HPI Sport 3 applications

GPM performance notes

GPM SP3021 knuckle arms are designed with precision in mind, giving smoother steering inputs and reliable tracking at speed. They are a practical upgrade for those wanting firmer control without complex modifications.