The finder scope base with concave bottom, suitable for installing finder scope clamps, for dovetail plate connecting different finder scope, for ZWO boxes, and other astronomical telescope accessories on the dovetail plate.

Specifications:

Name: Concave Bottom Finderscope Base
Material: Aluminum alloy
Weight: approximately 40g
Surface: oxidized surface
Screw hole: screw hole 1/4, M4 through-hole