Backpack Harness Product Type Backpack Harness Compatible Brand Milwaukee Compatible Motor Manufacturer Part Number MXF371-2XC Overall Length 13 in Overall Width 4 in Tool Weight 4 lb Compatible Product Type Concrete Vibrator Compatible Head Manufacturer Part Number 48-37-5015 48-37-5020 Compatible Shaft Manufacturer Part Number 48-37-7007 48-37-7014 Includes Replacement Backpack Straps Material Polyester