Standard products available: Grade Rings 3 “, 6 ” and 12 ” height 368 lbs./ft. Concentric Cone 9 ” height 360 lbs. Risers 6 “, 12 “, 18 “, 24 “, and 32 ” height 445 lbs./ft
Standard products available: Grade Rings 3 “, 6 ” and 12 ” height 368 lbs./ft. Concentric Cone 9 ” height 360 lbs. Risers 6 “, 12 “, 18 “, 24 “, and 32 ” height 445 lbs./ft