Celestron 7-21mm 1.25" Zoom Eyepiece – Versatile Telescope Optics (UK Stock)

Celestron 1.25" 7-21mm Zoom Eyepiece – Versatile, High-Quality Optics. 1 x Celestron 7-21mm Zoom Eyepiece. Model: 7-21mm Zoom Eyepiece. Eyepiece Barrel Size: 1.25" (31.7mm). Enjoy the convenience of multiple magnifications in a single eyepiece.

eBay