Precision machined alloy front locking 12mm hex set for the HPI D4 series. Replaces the stock floating, easily lost pin, hex design.

Machined and anodized in factory orange and matches the stock geometry.

Includes special tighter tolerance bearing crush shims (less side to side play than stock) and 2mm screws.

Do not over tighten hardware.

$15.95 MSRP