Giddings & Lewis 15 Ft. (180 Inch) x 36 x 36 Angle Plate,

Giddings & Lewis 15′ (180″) x 36″ x 36″ Angle Plate, Pair
Specifications on Lower Set:
2-G&L: 36″ Wide x 96″ Tall x 36″ Deep (Bottom)
2-G&L 36" Wide x 94" Tall x 36" Deep (Top Blocks) 
Mounted to a T-Slotted Floor Plate: 12′ Long x 36″ Wide x 5″ Thick
1.5″ T-Slots @ 6″, 18″, 30″ on Floor Plates
Total Weight: Approx. 25,000 Lbs 
Air Cylinder mounted on the 2 Vertical Plates can be moved Side to Side 
Specifications on Upper Set:
Serial # 050-649-64
Serial # 050-648-64
Plate Dimensions 84″ x 36″ x 36″
Slot Spacing 3″, 15″, 21″, 33″
Slot Dimensions 1 1/4″ x 9″
Hole Size 1″
Approx. Weight on Upper Set: 17,000 (8-8,500# Each)