FAS239 DOVETAIL TO PICATINNY MOUNT SMALL

1, Fits dovetail 11mm rail.
2, Dovetail rail extension.
3, Can be used to conver 20mm to 11mm.
4, Material: Aluminum Alloy.
5, Length: 58mm (2.28″).
6, Top Picatinny rail width: 11mm (0.43″).
7, Bottom dovetail rail width: 20mm (0.78″).