For small diameters; Compatible bolt size: M6 to M10; Compatible bolt length: 2.6 inches (65 mm); Number of brushes used: 1; Brushes can be replaced
Lite Compatible Bolt Size: M12, M16, M20, M22, M24; Compatible Bolt Length: 2.0 inches (50 mm); Brushes cannot be replaced.
For large diameters; Compatible bolt size: M16 - M24 / M27 - M36; Compatible bolt length: 3.9 inches (100 / 130 mm); Brush size: M16, M20, M22, M24 / M27, M30, M33, M36; Use 2 brushes at the same time.