FREE SHIPPING & FREE RETURNS*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Questions & Answers
Will this fit a DPMS Sportical 308 Expert Answer

Most likely not, this is designed for AR-15 handguards, .308 handguards tend to be a little larger.

by Ethan C., Gear Expert, July 13, 2018
Does the triple rail guard fit the Colt/Walther M4 22lr tactical carbine? Expert Answer

Yes, this should fit the Walther/Colt M4 .22lr.

by Ethan C., Gear Expert, January 12, 2018
Customer Reviews
Helpful Positive Review CAA Command Arms TRM3 Triple Rail Mount by sundown, Verified Owner, May 27, 2012
This product is well made, and will work just fine in a non-professional application. There were two problems that needed correction before a proper fit was achived on a DPMS handguard. 1). A small drum sander in an electric drill was used on the sid...
Read More...
3/3 found this helpful
Helpful Positive Review CAA TRM3 tri-rail mount by Legacy Reviewer, Verified Owner, April 16, 2011
Ordered the The CAA Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount TRM3 from Optics Planet on April 7 and recieved it promptly 3 business days later. Advertisement said it would fit most AR-15 hand guards. Unfortunately "most" ...
Read More...
1/1 found this helpful
Helpful Positive Review TRM3G CAA Triple Rail Mount by Legacy Reviewer, Verified Owner, November 11, 2010
I bought this rail as an inexpensive rail for occasional use with a Surefire weapon light on an A2 style AR15. The mounting holes did not quite match the cooling hole spacing in my hand guards which required enlarging two cooling holes. The hand gu...
Read More...
1/1 found this helpful
Helpful Positive Review Good product by Legacy Reviewer, Verified Owner, July 2, 2010
it is better than an ugly bulky quad rail,not as perfect as it sounds, if you have a big hand you may no have enough space on the hand guard. i don't trust the strength of the attachment. so i don't think it is suitable for vertical grip and or for a...
Read More...
1/1 found this helpful
Helpful Negative Review Triple Rail Mount by Legacy Reviewer, Verified Owner, September 12, 2011
For AR15 Mount, you must grind the Rail Mount with a Dremel Tool. It WILL NOT fit otherwise. If you are not comfortable doing this, I would not recommend this. Pros: Great Mount for Accesories Cons: Very Difficult to Mount- Requires Grinding
3/3 found this helpful
Most Recent Reviews Good Product by JAC, Verified Owner, April 18, 2018
Product was as expected and mounted easily. Getting the hands off was the challenge. This mount allows adding a vertical hand grip and light or laser. OpticsPlanet had the best price and it shipped quickly.
Read All 15 Reviews

Product Discontinued by Manufacturer

CAA Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount has been discontinued by CAA and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the AR15 Accessories, Rifle Scopes & Accessories, Riflescope Mounts, Rings & Bases, Rifle Scope Bases & Rails yourself to try and find the perfect replacement for you!

Product Info for CAA Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount

The CAA Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount TRM3 is the TRM (3" Picatinny rail) and the TRM2 (2 45 degree rails) combined. With this Command Arms Accessories rail mount you can mount lasers, Rifle Scope Bases & Rails vertical grips and Rifle Scope Bases & Rails. Iron sights will also not interfere with this rail mount system by Command Arms Accessories, while fitting to even the most standard handguard.image

Available Models of CAA M 16/AR 15/M 4 Handguard Triple Rail Mount

  • TRM3: CAA Black M16/AR15/M4 Triple Rail Mount

Specifications for Command Arms Accessories Weapon Accessories TRM3:

Mfg Item Num:  TRM3
Category:  FIREARMS - ACCESSORIES
Type:  Picatinny Rail
Model:  TRM3
Finish:  Black
Size:  M16/M4/AR15
Material:  Polymer
Gun Model: AR15

Features of Command Arms Accessories M16/AR15/M4 Handguard Triple Railmount

  • The TRM1, TRM2 combined
  • Does not interfere with iron sights
  • Quickly mounts on most upper or lower standard hand guards
  • Constructed of high density polymer

Package Contents:

  • CAA M-16/AR-15/M-4 Hand guard Triple Rail Mount TRM3

Magazine and Accessories

1–19 / 19
Previous
Next

Gun Triggers

1–14 / 14
Previous
Next

Gun Parts and Accessories

1–29 / 29
Previous
Next

Red Dot Mounting Hardware

1–23 / 23
Previous
Next

Gun Barrels

1–12 / 12

Gun Sights

1–18 / 18
Previous
Next

Gun Stocks

1–17 / 17
Previous
Next

Mounts, Rings and Accessories

1–15 / 15
Previous
Next

Related Products to CAA Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount

CAA Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount Unavailable & Discontinued Models

List of Unorderable Models

Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount, Tan TRM3T , MPN: TRM3T , UPC: 676315009641 , Code: XA-MT-HG3-TRM3T
Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount, ODGreen TRM3G , MPN: TRM3G , UPC: 676315009634 , Code: XA-MT-HG3-TRM3G
Command Arms Accessories M-16/AR-15/M-4 Handguard Triple Rail Mount, Black TRM3 , MPN: TRM3 , UPC: 814716010303 , Code: XA-MT-HG3-TRM3
Compare (0)