Marbles Improved Peep Tang Sight Base Only

The New Marble's Improved Peep Tang Sight Base can be used on the following model firearms. Please be sure to order the SCREW SET and appropriate Upright Stem:

Browning 71 use screw set #Mar995021, Winchester 1886 (tang safety) use screw set #Mar995022, Winchester 71 use screw set #Mar995023.

UPRIGHTS: Short Range Upright Stem(#Mar990100) distance of 0-250 yards, Standard Upright(#Mar990110) approximate distance of 200-500 yards, Mid Range Upright(#Mar990120) approximate distance of 450-750 yards, and Long Range Upright(#Mar990130) approximate distance of 700-1000 yards. (Some guns can not use the Shortest Upright Stem because it does not clear the receiver to the lowest possible upright.) The distance will vary do to caliber, barrel length, make and model.