M4 Ultra Comfort Waist Straps Waist Strap Options:Lumbar Padding (attached to battery door) In case you need to

In case you need to spray while waiting for replacement hose/quick release parts

Heavy-duty

Holding the hinge in position

Double fans increase spray coverage (22 inch width)

M4 Ultra Comfort Waist Straps Waist Strap Options:Lumbar Padding (attached to battery door) In case you need toThis is a kit to install the new M4 waist straps on existing units. These waist straps require some installation. The instructions can be found below. Install the new M4 door with the lumbar padding. Use the outside padding border to position the hinge onto the base. Holding the hinge in position, drill 3 16" holes through the top and bottom hinge holes for both sides. Insert 2 bolts into the top and bottom holes and tighten with the locknuts