Chapin ProSeries Backpack Sprayer Backpack sprayer has deluxe features for the landscape and turf professional 3 stage filtration system strainer basket, filter in piston cylinder, and filter in shut-off with removable 3-D filter, 4 In. wide opening with strainer/filter basket, padded shoulder straps, 3 piece nozzle fan, cone, and adjustable brass , piston pump, Viton seals, and left/right hand pump handles. 10.5 Lb. Tank Capacity 4 Gal., Tank Material Polyethylene, Hose Length 48 In., Pressure Rating 15 to 90 psi, Nozzle Material Polypropylene/Brass, Wand Length 20 In., Wand Material Poly, Type of Tip s Adjustable Spray, Shoulder Strap Yes, Pkg Qty 1, Package Type Box WARNING Cancer and Reproductive Harm. www.P65Warnings.ca.gov