M-4409 Pivoting Spring for wooden backloader-frames.

Item: M-4409 Pivoting Spring for Wooden Frames
to be attached to a backingboard with rivet M-2006 or M-2093.
Standard opening. Nickle-plated.
Size: 13,0 x 53,0 mm.
Box: 5.000 pcs (50×100 pcs)