Beckson Port Holders
Safety-Soft Rubber Holders.
A safety-soft rubber holder designed to be fastened on the overhead or the cabin wall. When installed, the fork on the lens passes over the bell of the port holder which holds the lens in a open position.
Stainless Steel Chains
Stainless Steel Chains.
Time tested traditional method to secure an open port lens. Chains may be easily reduced in length.