Button-Head Machine Screws 3x21 mm (6) — 4978

Button-Head Machine Screws 3x21 mm (6)

Overview

Set of six 3x21 mm button-head machine screws with hex drive heads (partially threaded brake bolts)

Product Details

• Manufacturer: Traxxas
• Part number: 4978
• Package quantity: 6

Application and Fitment

Use only with Traxxas models or assemblies whose official parts list, exploded view, or owner’s manual specifies part number 4978. Confirm the exact model and configuration before installation.

Package Contents

• Button-Head Machine Screws 3x21 mm (6) — Traxxas 4978