Midwest Industries M-Series Drop-In AR-15 Handguard - Mid-Length - M-LOK
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- Free standard shipping on orders $139+ details
- 90-day no-hassle returns policy
- MI Limited Lifetime Warranty! what it covers
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From orders that included this itemProduct description
Midwest Industries Midlength Drop-In Aluminum Handguard
Drop-in, no gunsmith installation, installs in minutes like factory handguards! (Note – this only works with mid-length gas system AR-15’s)
- Two Piece Drop-In Handguard
- Incredibly Lightweight (Supplied M-LOK™ compatible Rail adds .5 oz)
- Weighs 6.6 oz
- Solid Lock up!
- Five anti rotation QD socket locations for QD sling swivels
- Monolithic type continuous top rail
- MIL-STD 1913 top rail
- Compatible with some gas piston systems
- Lifetime Warranty
- 100% Made in the U.S.A.
Customer reviews 1
Thanks AT3 Tactical!
Questions & Answers 5
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I know the last question asked if this mid-length works with round or triangle end caps and you responded round, but the Midwest site says triangle only, can you confirm? I'm wanting it to work with round!
Dave · Aug 16, 2026AT3 Support Team — You are correct and we apologize for the confusion: Midwest Industries requires a triangle handguard cap for the mid-length M-Series, so if you have a round cap, you'll need to swap the cap or look at options like the Magpul MOE Mid-Length which accepts round caps.
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What kind of gas block cap is it for triangle or round
E · May 13, 2026AT3 Support Team — This handguard is specifically designed to fit a round handguard cap for a mid-length gas system.
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Is this Midwest Industries Mid-Length Drop-In, M-LOK, Aluminum Handguard compatible with a Sons of Liberty Gun Works (SOLGW) "M4 1776 116346?"
Michael · Feb 17, 2026AT3 Support Team — Yes, the Midwest Industries M-Series Mid-Length Drop-In M-LOK handguard is fully compatible with your SOLGW M4 1776 (standard mil-spec forged AR-15 upper)—perfect drop-in replacement using your existing barrel nut/gas block.
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Is this handguard compatible withe the m&p 15 sport 2?
Robert · Nov 6, 2025AT3 Support Team — I'm afraid this mid-length version won't fit. The carbine length version should work.
Warranty & returns
MI Limited Lifetime Warranty!
Midwest Industries Limited Lifetime Warranty
- Midwest Industries, Inc. stands behind every item we produce. If you are the original purchaser and a MI product fails due to manufacturing, assembly, or material defect, and you have not modified or abused the item, it will be repaired or replaced for life.
- Modification or alteration to these parts including custom coatings, voids all factory warranties.
- We are not responsible for items intentionally/accidentally damaged or destroyed, or products damaged by abuse/poor maintenance.
- This warranty is limited to the repair or replacement of the part or parts which are returned to Midwest Industries, Inc. and are determined by Midwest Industries, Inc. to be defective.
- This warranty, made to the original owner/purchaser, is not transferable.
The following items are excluded from this warranty:
- Normal wear of product finishes and of all metal or plastic parts.
- Damage or malfunction resulting from accident, negligence, misuse, or unauthorized repair or modification.
Disclaimer: Manufacturer’s warranty is subject to change without prior notice.
90-day no-hassle returns
The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.
If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.















