Protex Wall Drop Box with Adjustable Chute (MDL-170)<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"> Drop slot opening 10" wide and 1/2" thick， for large envelopes and legal size papers </span></li><li><span class="a-list-item"> Recommended wall thickness for proper installation is between 4" to 7". </span></li><li><span class="a-list-item"> Chute is adjustable for walls between 3-D/4" - 7-3/4" thick </span></li><li><span class="a-list-item"> Mounting hardware for Wood and concrete is included </span></li><li><span class="a-list-item"> Indoor use only. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41qz98uGnAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Raqa42p7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41--arvuJKL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/3187qUS7QLL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31cIQIdC1IL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31Omqu8wY-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/318J3itF8WL.jpg" noproxy>