description red steel pump jack a low cost, easy to operate, safe, portable scaffolding built of rigid steel. it is perfect for shingling, siding, sheathing, insulating, painting, building, roofing, home repair and maintenance. the pump jack system allows you to raise workers, equipment and materials with a push of your foot.this versatile system can be adjusted to any height up to 30 ft., and save you half the time over other scaffolding. the pump jack is held secure to wood poles with a positive double lock system. raise to position with foot pump and lower with the hand crank. california proposition 65 warning. features a low cost, easy to operate, safe, portable scaffolding built of rugged steel it's perfect for shingling, siding, sheathing,insulating,painting, roofing, home repair and maintenance the pump jack system allows you to raise workers, equipment and materials with the push of your foot lower them with the turn of the hand crank, your weight does the work for use with wood poles only. does not work with steel or aluminum poles. specifications acme tools brand name qual craft acme tools part number 2200q assembled weight (lbs) 20 brand / model compatibility qualcraft steel pump jack california proposition 65 warning required yes color / finish powder coated red country of origin china globaltradeitemnumber (gtin) 00012643022004 internal supplier part # 2200 internet product code (ipc) debaed36a16 length (ft) 2 manufacturer warranty 2 years from date of purchase material metal maximum platform width (in) 20 meets ansi or osha standards yes package weight 20 package weight (lbs) 20 pump jack component type pump jack scaffolding type pump jack components upc 012643022004 weight rating (lbs) 250