Sure Plug Gen 4 Laser Engraved US Flag - Designed for Glock 17， 19， 22， 23， 31， 32， 34， and 35.<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Aid in guiding the Magazine into the Magazine Well </span></li><li><span class="a-list-item"> Flush fit to eliminate the possibility of snagging on the open cavity </span></li><li><span class="a-list-item"> stops dirt and debris from entering the backstrap channel </span></li><li><span class="a-list-item"> Made in the USA using reinforced， chemical resistent polymer material. Permanent Laser Engraving. </span></li><li><span class="a-list-item"> NOTE: This grip plug will NOT install on a Gen 4 that is using any of the additional backstraps. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41a7aWVyu6L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41bykxLlv%2BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41wmgWBZ5mL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Z52ZtdQ3L.jpg" noproxy>