1. General: For use with SC90, SC9300 & SC97 decks. Support system designed to permit bridging of decks between supports to meet the following

a.	7.62cm (3") fine height adjustment through use of integral acme thread adjustable screw foot. Screw foot mounted to bottom of main vertical member.
b.	Capable of being erected by 2 people without use of tools and will fold to 15% of overall length.
c.	Finish: Black zinc plating, clear zinc plating or Powder paint coat.

2. Main vertical members: 2" OD by 12 gauge ERW carbon steel round mechanical tubing.

3. Main horizontal members 5.08cm x 5.08cm (2" x 2") by 14 gauge carbon steel square tubing.

4. Cross bracing: 4.762cm x 0.25cm  (0.1875" x 1") low carbon HR flat bar.

5. Main pivot connection: Aluminium casing, 380 aluminium alloy, (0.952cm (3/8") grade 5 pivot pins.

6. Castors: Castors designed to meet the following:

a.	To attach to base of system to ease the extension, closure and transport of system.
b.	Engages and disengages using a lever handle attached to the system
c.	Disengaging castors will allow full support of unit on main vertical columns.
d.	Maximum lever handle force required meets O.S.H.A. regulations limiting the force to 60 pounds applied at the end of the lever arm.