1.25 Inch Push Fit Adapter for GSO 8 x 50 Straight Through Finders Connects 1.25″ format cameras like the QHY5L-II, GPCam and Lodestar to GSO 8 x 50 straight through finders via 1.25″ push fit rather than screw fit – for convenience of setup. Also fits Teleskop Service, Revelation and other 8 x 50 finders that are rebadged GSO finders.