ACS

4-Prong Universal Tool for 4-Slot Freewheels

The ACS 4-Prong Universal Tool is a must-have for any home mechanic or shop tech working with freewheels. Designed to fit a wide range of 4-slot freewheels—including models from Claws, Fat, Southpaw, Shimano, Dicta, and more—this tool makes removal and installation secure, simple, and efficient.

Built for durability and precise fit, the ACS 4-Prong Universal Tool delivers reliable engagement with your freewheel so you can apply maximum torque without slipping or rounding slots. Whether you're servicing a commuter hub or tuning a vintage single-speed, this universal tool keeps your maintenance routine fast and frustration-free.

Key Features:

• Universal 4-prong design fits most common 4-slot freewheels
• Compatible with popular brands like Shimano, Dicta, and ACS
• Engineered for a secure grip and efficient torque transfer
• Durable construction built to handle shop-level use
• Essential addition to any mechanic’s freewheel toolkit

From quick fixes to complete rebuilds, the ACS 4-Prong Universal Tool helps keep every ride rolling smoothly.