To the lens cap and also to the back collar and both draw tubes. The eye piece is engraved,'B. The main lens has a diameter of 1.25? And the lens cap is threaded and screws onto the body.
The eye piece is missing the small slider. Mahogany barrel devoid of cracks.This is a simple Galilean telescope with a one lens filament to each end. Magnification is around 4 - 5 x. In protective original card tube.