Phoenix Vernier Rear Sight for Schuetzen Target Rifle

Description

This is a Vintage Phoenix Vernier Rear sight in very good condition
Adjustable for Tang and Heel positions.
There are no marks or stamps on the sight with the exception of the numbers on the scale:
0   25    50    75    1    25    50    75    200
Adjustments raises and lowers the eyepiece smoothly and holds securely in position
Mounting holes distance appears to be 1 and 7/8 inches
Folds flat and when elevating has three locations where the sight snaps and holds in place.
A tag with the sight states that information on this sight can be seen in Grant's Boy's Single Shot Rifles on Page 583 (plates 306 and 307)
Please feel free to ask questions or if you would like additional pictures
No Returns.
Item will be shipped USPS first class, with insurance, within 2 days of payment.