- Tamper Resistant Design
- Molded Nitrile Rubber Push-Rod Air Seal
- Center Hole Shield
- Externally Stored Release Bolt
- Epoxy-Coated Head, Non-Pressure Chamber and Lower Push-Rod
Assembly
- 360 Aluminum Center Case
- Long Life Power Spring
- Weatherseal™ Plug
- Heavy-Duty Steel Non-Pressure Chamber (8-Gauge Standard
on Type 3030 & 3036 Aftermarket Models) (6-Gauge Standard
on Type 36 Models)
- Stroke Alert
- Polymer Push-Rod Guides
- Heavy-Duty Nylon Reinforced Diaphragms
- Heavy-Duty Nylon Reinforced Neoprene Diaphragms
(Optional)
-
Heavy-Duty Power Spring (160 lbs. additional parking brake force
@ 1.25 inches of stroke).