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Questions & Answers
is this only for mil spec? Expert Answer

The TRYBE Defense AR-15 Pistol 10.5in Upper M-LOK in 300 Blackout is compatible with Mil-Spec AR15 lower receivers.

by Hunter, Gear Expert, May 31, 2022
What’s the head spacing on this? Expert Answer

Please email us at techsales@opticsplanet.com for more information.

by Hunter, Gear Expert, January 24, 2022
Customer Reviews
Helpful Positive Review The Good and the Less Good... by EsDee, Verified Owner, May 18, 2020
Okay, for a rock bottom budget priced complete upper receiver inclusive of a bolt carrier group and charging handle, this is one solid deal! A close shooting buddy and I purchased this Trybe upper and we both discovered that, at the ranges most suita...
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22/27 found this helpful
Helpful Positive Review Better Than Expect by Wrektful, Verified Owner, December 14, 2023
I purchased this upper on a whim. It was priced right for what I needed it to be. Being completely knew to .300 AAC, and given the price, my expectations were low. When it was received, I not iced that none of the laser etching was anywhere to be see...
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1/1 found this helpful
Helpful Positive Review buying Another one now by Tim Handhum, Verified Owner, April 28, 2020
The build isn’t perfect , but there is quality , the anodize felt just right , and now I’m buying ANOTHER, Trying to act unhappy about seeing this in the mail made me extremely happy and couldn’t wait to shoot it , took it to my Buddy’s and bagged a ...
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5/5 found this helpful
Helpful Negative Review Poor Build Quality with Unknown Parts by Chris, Verified Owner, March 31, 2020
Received this upper receiver group and was just severely disappointed with the build quality, materials, and construction with the upper receiver group. The anodizing on the upper receiver and the hand guard were of distinct different processes and ...
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11/17 found this helpful
Most Recent Reviews NO ISSUES AT ALL!!! by Brandon, Verified Owner, June 15, 2024
Well built & Accurate. Definitely worth the money!
Most Recent Reviews Nice, but issues with ramps. by Snowblind, April 3, 2023
It is a good barrel, shoots straight and accurate for a 10.5" But... it has feed problems because the ramps are cut for a 223, not 300blk. The narrower ramps cause feed issues with blunt nosed subsonics... like say a defense round. If you have the...
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0/1 found this helpful
Read All 17 Reviews
Caliber: .300 AAC Blackout Overall Length: 10.5 inBarrel Length: 10.5 inGas System Length: Pistol Length Barrel Twist Rate: 1-7 Threads per Inch: 5/8x24 Handguard Type: Free-Float Muzzle Device: A2 Flash Hider Finish: Black Nitride Color: Black Fabric/Material: 4140 Chrome Moly Vanadium Gun Rail: M-LOK Gun Type: Pistol Gun Make: AR Platform Gun Model: AR-15 Weight: 3.55 lb, 56.8 ozIncluded Accessories: EDEMO TRYBE Defense AR-15 Pistol 10.5in Complete Upper M-LOK, .300 Blackout Condition: Factory DEMO Condition Quality: Fair Condition Details: Other Barrel Material: 4140 Chrome Moly Vanadium Magazine Included: No

Code: TRB-URC-UPREM15A-UPPER105300-EDEMO-OT-D

MPN: UPPER105300-EDEMO1

Product No Longer Available

Product Info for TRYBE Defense AR-15 10.5in .300 Blackout M-LOK Complete Upper Receiver

You want it. You need it. If you're ready to enjoy the awesomeness that is an AR Pistol, the TRYBE Defense AR-15 10.5" Upper chambered in .300 Blackout has everything you need! Featuring an ultra-durable high-performance 4140 CMV steel barrel with 5R rifling and a 1:8" twist, a 10" M-LOK free float rail, an A2 flash hider, beautiful black nitride BCG, and a mil-spec charging handle, this is the perfect upper for any shooter serious about the quality of their build!image

For other quality gear to carry and protect everything you'd need for a day at the range, check out the premium field accessories that your loyal friends TRYBE Tactical and TRYBE Optics have for you. Start customizing today and get ready to JOIN. THE. TRYBE.

Package Contents:

  • TRYBE Defense AR-15 10.5in .300 Blackout M-LOK Complete Upper Receiver
  • TRB-URC-UPREM15A-UPPER105300
  • TRYBE Defense AR-15 10.5 in. M-LOK Complete Upper Receiver, .300 Blackout
  • TRB-URC-UPREM15A-UPPER105300-KIT1
  • TRYBE Defense AR-15 10.5 in. M-LOK Complete Upper Receiver, .300 Blackout (TRB-URC-UPREM15A-UPPER105300)
  • TRYBE Defense CIB Cowl Induction Muzzle Brake (TRB-BMB-HS90B-TRBCIB30858X24)
  • TRB-URC-UPREM15A-UPPER105300-KIT2
  • TRYBE Defense AR-15 10.5 in. M-LOK Complete Upper Receiver, .300 Blackout (TRB-URC-UPREM15A-UPPER105300)
  • TRYBE Defense 10.5in Government Profile AR-15 Rifle Barrel, .300 Blackout (TRB-ATB-GSBARAR15A-BARPIST105300)

Magazine and Accessories

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Gunsmithing Tools & Accessories

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Gun Triggers

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Gun Parts and Accessories

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Gun Barrels

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TRYBE Defense AR-15 10.5in .300 Blackout M-LOK Complete Upper Receiver Accessories

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Gun Sights

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Gun Stocks

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Mounts, Rings and Accessories

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AR Upper Receiver Parts

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Related Products to TRYBE Defense AR-15 10.5in .300 Blackout M-LOK Complete Upper Receiver

TRYBE Defense AR-15 10.5in .300 Blackout M-LOK Complete Upper Receiver Unavailable & Discontinued Models

List of Unorderable Models

USED TRYBE Defense AR-15 Pistol 10.5in Complete Upper M-LOK, .300 Blackout, 4140 CMV, Black, UPPER105300, EDEMO1, Condition Fair, Other , MPN: UPPER105300-EDEMO1 , Code: TRB-URC-UPREM15A-UPPER105300-EDEMO-OT-D
TRYBE Defense AR-15 Pistol 10.5 in Complete Upper Receiver, .300 BLK and TRYBE Tactical 28in SBR Case , MPN: UPPER105300-KIT3 , Code: TRB-URC-UPREM15A-UPPER105300-KIT3
DEMO, TRYBE Defense AR-15 Pistol 10.5in Complete Upper M-LOK, .300 Blackout, 4140 CMV, Black, UPPER105300 , MPN: UPPER105300-DEMO , Code: TRB-URC-UPREM15A-UPPER105300-DEMO
TRYBE Defense AR-15 Pistol 10.5in Complete Upper M-LOK, .300 Blackout, 4140 CMV, Black, UPPER105300 , MPN: UPPER105300 , UPC: 810030580683 , Code: TRB-URC-UPREM15A-UPPER105300
TRYBE Defense AR-15 10.5in Complete Upper M-LOK, .300 BLK and TRYBE Defense CIB Cowl Induction Muzzle Brake, .30 Caliber, 5/8x24 , MPN: UPPER105300-KIT1 , Code: TRB-URC-UPREM15A-UPPER105300-KIT1
TRYBE Defense AR-15 Pistol 10.5 in Complete Upper Receiver, .300 BLK and , MPN: UPPER105300-KIT2 , Code: TRB-URC-UPREM15A-UPPER105300-KIT2
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