Bahtinov Focus Mask for Telescope - Celestron NexStar 5se with handle that rest on end of collection tube.. Condition is New. Shipped with USPS First Class. Software Designed and tested. Works great with these and similar models. 3d printed and designed by Spencer 3d. As always fast free USPS SHIPPING. 2 TO 3 DAY SHIPPING. BLACK . Other colors and types available just ask. Fits 5SE Celestron.  If need a particular size message me,or if have questions.