12.5 inch AR-15 NR Side Charging 6.5 Grendel Melonite Upper w/Can

90% of 100
Special Price $629.99 Regular Price $729.99
In stock

Why Buy From Us?


Don't see the exact configuration you want? No problem, just let us know. Most of the time we can customize with the parts we have just to your liking.


All our uppers have a Lifetime Warranty to the original purchaser. Some conditions apply - click here for details.

Customer Service

We believe in customer service before and after the sale. We never take days or weeks to respond. Most of the time if you email or leave a message, we usually respond the same day or next business day.

Turnaround Time

Most of our uppers are built to order. Our most important goal is to get your order to you as quickly as possible without sacrificing quality. Please check the live status update on the banner above and/or on our homepage for current processing times.


We always specify the manufacturer of the major components therefore you know what you are getting. We only use quality components from well-known manufacturers.


Gibbz Arms G4 Non Reciprocating Side Charging Upper Receiver with Gen 2 Handle (Gibbz Cam Pin included)
Tactical Kinetics 12.5 inch 6.5 Grendel Carbine Length 4150 CMV Melonite 1/8 Twist Barrel 
Low profile Nitride STEEL gas block
Stainless Steel Carbine length gas tube
Axis MFG 15 inch M-LOK Slim Profile Free Float Rail
Kak Industry 5/8-24 Slimline Flash Can
Optional: Add a P2A 6.5 Grendel Full Auto Nitride BCG
Optional: Upgrade to an Adjustable Gas Block

We only use quality parts from reputable manufacturers in the industry.

This is Non Reciprocating Side Charging Upper - keeps the charging handle forward during operation. No need to take your finger off the trigger or lose sight picture to charge the weapon. Can mount your optic as far back are you desire without difficulty in charging weapon. 

Tactical Kinetics makes very high quality barrels. Made out of milspec 4150 CMV and melonited for enhanced corrosion resistance and accuracy.

The Axis rail is very high quality and comparable to many other higher end rails that cost 2x or 3x as much. Made from high quality Alcoa extrusions. Handguard is lightweight, made from high quality 6061 aluminum and mounting system is rock solid.

Gas Block diameter is 0.750 and is made out of steel (not aluminum).

The Kak Industry Flash Can is perfect on short uppers as it directs the sound forward plus it also looks great.

***NFA/SBR rules apply unless upper is installed on a pistol configured lower receiver. It is the customer's responsibility to know/obey the gun laws in his/her state.***

*Optional* - Add a P2A 6.5 Grendel Type II Full Auto Nitride BCG.

*Optional* - Upgrade to an Adjustable Gas Block. Great option if you are using a suppressor or just want to fine tune your system.

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