Heavy-duty Steel Brackets and Rollers to Reduce Friction on Your Winch Cable, Extend Cable Life * Overall Dimension: 6 3/8" ( L ) x 2 7/8" ( W ) x 2 3/4" ( H ) * Bolt Pattern: 4 3/4" Standard Mount Pattern, Space Between Rollers: 1/4" * Fit Cable up to: 1/4"D, Will Fit Many Different Model Winches * Mounting Hardware is Not Included