Numrich Marlin 60 80 81 88 .22 Rear Sight Elevator
Marlin 80, 336A, 39A, 81 & Glenfield 778 Front Ramp Sight Insert
GPC Factory Marlin 49 60 25 20 75 Glenfield 70 Front Sight
Marlin 49/ 60/ 25M/ 20/ 75 Glenfield 75C Front Sight Screw
Williams 5D-81 Receiver Peep Sight for Marlin 80 & 81 rifles