Birds Choice Base Plate Adapter Thistle Feeder or any deck railing up

or any deck railing up to 12" wide

5º Close Focus 5

Made of durable western red cedar

This metal insert trap is specifically designed for use in both 2-1/8 round-holed and 1-3/16 crescent-holed SuperGourds

Magnification 10 x Objective Lens Diameter 26 mm Eye Relief 16 mm Exit Pupil 2

Birds Choice Base Plate Adapter Thistle Feeder or any deck railing upNOTE: This adaptor plate is included with all Birds Choice Purple Martin houses. This base plate adaptor can be used to mount any birdhouse on a 1. 25" round pole Outer diameter of flange is 1 1 2" and inner diameter of flange is 1 1 4" Has 4 pre drilled holes on the base plate and 2 on the neck to attach to pole. Dimensions; 6"L x 6"W x 2 1 8"H