Shaft Mounted; 3/8" Shaft Diameter; 5.37" Overall Length; 2.76" Overall Width; 1.45" Overall Height; Adjustable; Aluminum

Flange Mounted; 1/2" Shaft Diameter; 2-3/8" Overall Length; 1-1/8" Overall Width; 2" Overall Height; Non Adjustable; Cast Iron

Idler Tensioner; Base Mounted; 2.01" Overall Length; 1.38" Overall Width; 4.23" Overall Height; Adjustable; Galvanized Powder Metal