Rail mount bubble level ACD device.
RAIL MOUNT LEVEL
Gun rail fitting bubble spirit level.
Option for Dovetail or Weaver / Picatinny rails.
For quickly identifying canting issues.
Helps train for a secure hold, for long range shooting.
Allen key included.
Weighs 9 grams.
With the wider fitting dovetail rail option, they should be good for BSA dovetail rails, but still waiting for confirmation on this.
WEAVER / PICATINNY: