Gehmann - Anti Glare Tubes Size:Rearsight 25mm (556-25) These are common sizes that

These are common sizes that reloaders use to ream their cases just before seating bullets

Vertical indicators in 0

exit pupil

Other bullets with an initial velocity of about 900 m/s will fall about 1-3 cm above the aiming point

Gehmann - Anti Glare Tubes Size:Rearsight 25mm (556-25) These are common sizes that(556 25) Rearsight anti glare tube Extra small and light. Length 25mm Can be threaded together to make even more varying lengths Can be used as a rearsight extension Thread M9,5x1 556 25: 25 mm (556 50) Rearsight anti glare tube Extra small in and light. Length 50mm Can be threaded together to make even more varying lengths Can be used as a rearsight extension Thread size M9,5x1 556 50: 50 mm (558) Foresight anti glare tube Push fits to earlier irises