RADIO Sonar MTB 135/148 Rearwheel Hub Slack Disc Set

The Sonar 135/148 Rear Hub Slack Disc Set is a replacement kit designed for the Radio Sonar Freecoaster Hub. Compatible with both 135mm and 148mm hub versions, this set ensures reliable engagement and smooth hub performance. Ideal for maintenance or restoring optimal freecoaster function.

Features

• Replacement slack disc set for Radio Sonar Freecoaster Hub
• Compatible with 135mm and 148mm rear hubs
• Durable construction for reliable performance
• Easy solution for hub servicing and maintenance

Specifications

• Color: Black
• Compatibility: Radio Sonar Freecoaster Hub (135mm / 148mm)
• Includes: Slack disc, sleeve, and compression spring
• Use: BMX / Freecoaster hub maintenance