Install quad rail handguards carbine how to#
Install quad rail handguards carbine install#
Install quad rail handguards carbine series#

This will allow you to separate the gas tube from the front sight. Now you can drive the smaller gas tube pin out, again left to right. If you haven't already removed the gas tube pin, then the front sight will slide off the barrel with the gas tube attached. They can be sticky, so you might need to gently encourage it with a piece of wood or nylon hammer.

Once the two lower pins are removed, you should be able to slide the front sight off the barrel. There's a smaller pin on the upper side that is used to fasten the gas tube to the front sight. The two larger pins under the sight hold the assembly to the barrel. Punch the pins out from the left side of the A2 sight toward the right. Just a heads up here, these pins can be notoriously difficult to remove, so use a cupped punch that won't deform the pins. This tool allows you to rest the front sight in a stable position so you can drive out the three pins that hold the sight to the barrel and gas tube to the front sight and gas block. The easiest way to do this is to invest in a front sight block. This will need to come off - at least temporarily.

If there is an optic installed, go ahead and take it off as we'll need to put the upper receiver in a vise in a couple of steps.įor purposes of this article, we'll assume that the rifle has a standard A2 gas block and front sight installed. Crush washers allow you to tighten the flash hider and time it correctly, so the non-slotted section is on the bottom.Īt this point, I think it's simpler to separate the upper and lower receivers. If it's a standard A2-style like this one, you'll want to use a brand new crush washer when reinstalling later, so be sure to have a supply of those on hand. Next, you'll want to remove the flash hider or muzzle brake. The delta ring is under some serious spring pressure, so if you plan on doing this a lot, invest a few bucks in a handguard removal tool - you won't regret that purchase. Simply pull the delta ring towards the receiver, and ease out each half of the handguard. The first step is to remove the standard plastic hand guard. Freeing the barrel from handguard stress allows it to operate independently of hand, sling, bipod or accessory pressure, thereby making it more consistently accurate shot to shot.

Install quad rail handguards carbine how to#

With that in mind, let’s take a look at how to help your customer upgrade their stock AR plastic handguards to a more accurate - and sharper-looking - free-floated handguard model. After all, one of the great things about the AR-15 platform is its modularity. That makes for an opportunity to provide advice and sell add-on products. Many of your customers have them, and many of those who purchased ARs recently are newbies. While sales of new units have slowed to more rational and sustainable levels, the AR-type rifle remains a hot topic.

Install quad rail handguards carbine series#

With that in mind, we’re launching a new series to help you and your staff learn and fine-tune skills that you can use to provide valuable services to your customers. Demonstrating, teaching, helping and sometimes doing are all things that you can use to make your business indispensable. One of the best ways to compete with online discount retailers is to provide unique service capabilities.

Install quad rail handguards carbine install#

Installation instructions are included.If you sell and install a free-floated handguard like this Mission First Tactical model, it's a great time to offer a flash hider upgrade too. For AR15/SR15 based platforms only not compatible with SR-25 variants. Heavier barrel contours may require modification to the inside of the rail. Lighter barrel profiles work best (M4 or Government contours). The rifle must have a carbine length gas system, delta ring assembly, fixed front sight/gas block, and round handguard end cap. The KAC M4 RAS is a drop-in replacement part for standard, 2-piece polymer, M4-type handguards. What sets the M4 RAS apart from other 2-piece quad rails on the market is that it securely locks to the rifle’s barrel nut via a clamp and screw arrangement, making it a very solid foundation upon which to mount tactical accessories. This handguard is a simple-to-install, drop-in upgrade that features genuine Mil-Spec M1913 Picatinny Rails along its entire length. With over 1 million rails issued to date, it is one of the most battle proven designs available for the AR15 platform. The Knights Armament M4 RAS (Rail Adapter System) was developed for use on US military M4 Carbines utilized a 14.5 or 16″ barrel. Knights RAS 7″ Drop-In AR15/M4 Carbine Length Quad Rail Description: