"The barlow increases the magnification of any 2"" or 1.25"" eyepiece by two and a half times.
Rubber grip for easy handling in cold weather or with gloves.
A 2"" to 1.25"" adapter is included. Allows the use of both 2"" and 1.25"" eyepieces.
Hard-anodized aluminum barrel is threaded to accept 2"" filters.
Brass compression rings securely hold eyepieces without marring the eyepiece barrel's finish."