4 in. Crowned Drive Wheel (19mm Bore)

Optimize your 2x72 belt grinder with this precision-engineered 4-inch crowned drive wheel. CNC-turned from high-quality aluminum, this drive wheel provides the necessary traction and tracking stability for professional grinding and fabrication projects.

• Precision CNC-turned aluminum construction for maximum durability and balance
• 4 in. diameter with a crowned face to ensure consistent belt tracking
• 3/4 in. (19mm) bore with a standard 3/16-inch keyway for secure shaft mounting
• 2.25 in. wheel face compatible with standard 2 in. wide grinding belts
• Includes 1/4-20 x 3/8 in. set screw for immediate installation

Designed for makers who demand reliable performance, this drive wheel offers excellent thermal conductivity and structural stability. This USA-made component delivers a secure fit and smooth operation, making it an essential upgrade for any custom 2x72 belt grinder chassis.