Screw-in aluminum end caps - not Alumina caps. Fits 20mm straight tube scopes (example: VX-III 1.5-5), post-2003 not pre-2003. (I learned that the hard way, mine's pre-2003. My loss= your gain.)

Front cap threads OD= .993"
Rear cap threads OD= 1.428"

Minty as-new condition. You'll look long and hard for these anymore.

$60 to your door.

Price drop: $50 to your door.

Try finding a set, like, anywhere!