Tiger J-S-15 Adjustable Jack Post, 1' 0" - 1' 3" / 12"-15" Masonry Stains & Paint 1 impact test or conform

1 impact test or conform to the CPSC 16CFR1201 safety glazing standard

food-stains and household chemicals

tube and trigger stand up to years of wear and tear

Wingnut locks legs and rail firmly in place

Number of Outlets: 3

Tiger J-S-15 Adjustable Jack Post, 1' 0" - 1' 3" / 12"-15" Masonry Stains & Paint 1 impact test or conformHighlights: Adjustment Range : 1' 0" 1' 3" 12" 15" Compression Load Range : 18,000 lbs Additional support for crawl spaces, attic staircase or decks Adjust with 3 4" wrench Overall dia. gauge & tube size: 2 1 4" x 15 gauge x 10" Screw size: 1" x 7" 5 thread Collar size: 2 1 4" x 1 2" Support pins: 1 2" x 3" 13 gauge plate size: 4" x 5" Corrosion resistant paint zinc coated Suited for wood & steel beams