Type XL
Aluminum-housed open spring isolators for 1” and 2” deflection.
Load range 15 to 6,400 lb.
Type CT
Steel-housed open spring isolators for 1” to 5” deflection.
Load range 15 to 25,000 lb.
Type SW
Open spring isolators for 1” to 5” deflection. Load range 15 to 6,400 lb.
Type RSW
Recessed open spring isolators for concrete inertia bases sized for 1” and  2” deflection. Load range 15 to 3,000 lb.