Brand new, high quality Wollensak brand 1.75x Barlow lens. Fits in 2" focusers. Coated achromatic lens assembly with 2" barrel threaded for filters. Made of anodized aluminum with a brass clamping ring threaded for filters. Has two locking screws and the brass clamping ring is to ensure a secure fit without damage to your eyepiece barrel. Get twice the use out of your 2" eyepieces. New!
