There's a ton of them on Amazon, if you use my saved search: www.amazon.com/s?k=fiber+launch+box&crid=IC5XCL5V9NXS&sprefix=fiber+launch%2Caps%2C209&ref=nb_sb_ss_ts-doa-p_1_12 I found I had to test them with a light meter to be sure the results were good, I have gotten a couple of bad ones over the years.
