Standard M4 Hose Set Upgrade with Nylon Quick Release Strain Relief Options:Standard M4 Hose Set Upgrade with Nylon Quick Release Strain Relief 3 in) hole for rotary

3 in) hole for rotary switch

If you already own a lithium ion brick style battery purchased from MY4SONS and do not need another lithium ion battery charger see the separate listing for the lithium ion brick battery only

Tank Removal: (It's a pain

430% improved energy density

Nozzle kit

Standard M4 Hose Set Upgrade with Nylon Quick Release Strain Relief Options:Standard M4 Hose Set Upgrade with Nylon Quick Release Strain Relief 3 in) hole for rotaryIncludes short strain relief hose with female nylon quick release and 60 inch hose with male quick release. Strain relief hose protects M4 pump threads from damage. Quick release connection facilitates easier hose movement and enables quick release of 60 inch hose for easier transport, etc. In case you need to spray while waiting for replacement hose quick release parts, picture 3 shows how to directly connect the 60 inch hose to the pump output by