The EOTech EXPS3-4 Sight offers pinpoint precision in close quarter situations. As seen in use by elite military and law enforcement units it's renowned for its ability to function in extreme conditions with holographic image sighting technology to give you true "2 eyes open" sighting with its heads-up display and wide, unlimited field of view.

These EOTech® Sights are small, fast and lightweight... without sacrificing an ounce of functionality. Improved battery life over previous models means they won't power down before you do, either. Don't go with anything less on your next mission!

• Waterproof and fogproof
• Front windows are solid glass, rear is shatter-resistant laminate
• Scroll through 30 brightness settings for visibility in any environment
• Nitrogen-purged optical cavity
• Fits to standard 1” Weaver® style dovetail or Picatinny rail with tool-less bolt
• Rugged aluminum hood assembly
• Non-reflective hardcoat finish

<!--begin-bvseo-questions--><!--begin-questions--><div id="bvseo-questionsSection"> <div class="bvseo-question-answer" data-questionid="1562149"> <h2 class="bvseo-question"> can i use it for 308 caliber, for my M1A or PTR ?? if not what is your recommendation please </h2> <div class="bvseo-question-detail"> </div> <div class="bvseo-author">Asked by: Mussie</div> <div class="bvseo-answer" data-answerid="1839506"> This will work for all the models you listed. <div class="bvseo-author">Answered by: Customer Service</div> <div class="bvseo-pubdate">Date published: 2015-08-25</div> </div> </div> <div class="bvseo-question-answer" data-questionid="1426935"> <h2 class="bvseo-question"> Is this caliber specific or could I use it on many calibers? I am looking to put this on an ak74 chambered in 5.45x39 would it work? </h2> <div class="bvseo-question-detail"> </div> <div class="bvseo-author">Asked by: Mike66</div> <div class="bvseo-answer" data-answerid="1683798"> Unfortunately, there are a few more things we need to know about your firearm before we can give an answer. Please contact us at custserv@sportsmansguide.com or call 1-800-888-5222 M-F 7am-7pm CST, and we can assist you. <div class="bvseo-author">Answered by: Customer Service</div> <div class="bvseo-pubdate">Date published: 2015-02-05</div> </div> </div></div><script type="text/javascript"> if (document.getElementById('bvseo-questionsSection')) { document.getElementById('bvseo-questionsSection').style.display = 'none'; }</script><!--end-questions--><ul id="BVSEO_meta" style="display:none!important"> <li data-bvseo="bvDateModified">y_2018, m_6, d_18, h_21CST</li> <li data-bvseo="ps">bvseo_bulk, prod_bvqa, vn_bulk_2.0.8</li> <li data-bvseo="cp">cp_1, bvpage1</li> <li data-bvseo="co">co_hasquestionsanswers, tq_2</li> <li data-bvseo="cf">loc_en_US, sid_234990, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]</li> <li data-bvseo="diagnostics">clientName_sportmansguide</li></ul><!--end-bvseo-questions--><!--BVSEO|dz:Main_Site-en_US|sdk:v1.0.7.0-n|msg:timer 15ms -->