Specifically designed for Thumler's A-R1, A-R2, A-R6, A-R12, and Model B tumblers, ensuring perfect fit and reliable performance for your rock tumbling needs.
Industrial-Grade Durability: Buna-N (Nitrile) withstands -20°F to 250°F. 200% more abrasion-resistant than standard rubber belts.
Enhanced Grip Technology: increase torque transmission by 30% compared to smooth OEM belts.
Smoother Operation & Reduced Wear – Outperforms factory V-belts with minimal vibration and noise, delivering consistent power transfer for efficient rock tumbling and extended equipment life.
Essential Maintenance Part – Perfect for DIY repairs and professional use, this single-pack replacement belt ensures your tumbler stays operational, reducing downtime and maintenance costs.