Custom made for Glock 17 19 22 23 34 35 41 45 MOS Holosun 407K/507K/EPS Carry/EPS/RomeoZero.Not Fit 43X/48 MOS and aftermarket cut slide. Precision cnc Machined from 6AL4V Aerospace Grade Titanium.Ultra Low Profile and lightweight,never rust. One Piece Design for a Secure Zero Hold,Easy to install Installation hardware and tools included, we use high-strength alloy steel Torx head screws. 100% MONEY-BACK warranty within 30 days of purchase * NO QUESTIONS ASKED. 7X24 quick response technical support.LIFETIME WARRANTY ASIN#: B09PFPWKCB Model number#: GL-MOS04