Designed to accommodate large frame ARs, this rugged stock will withstand severe impacts, yet is nearly five ounces lighter than the original UBR. Front and rear QD sling attachment points, two footman’s loops, the ergonomic MOE SL angled-toe rubber butt-pad, and a customizable storage compartment are included.

Unspecified Bit Rate (UBR) [ edit ] The UBR service category also is similar to nrt-VBR, because it is used for connections that transport variable bit rate traffic for which there is no reliance on time synchronization between the traffic source and destination.

The Magpul Industries UBR Gen2 Collapsible AR15/AR10 Carbine Stock is an update of the original Utility/Battle Rifle stock. These AR15 Stocks from Magpul Industries adjust to 8 different positions so you can set up to establish a comfortable, …

The UBR GEN2 is an adjustable stock for the AR15/M4, designed to offer the same strength and stability as a fixed stock with a consistent and comfortable cheek weld in any position.

2009年1月15日 · The clock's officially started on my Noveske Gen 2 lower to clear the ATF so I might as well occupy my time by figuring out exactly what I want my SBR to be. My thoughts so far: Noveske lower Geissele S3G trigger Magpul UBR stock (will try out which buffers enable best function) PWS Diablo upper Magpul AFG 2 Magpul BUIS Single point sling

2019年10月5日 · I am reconfiguring my of my SBR's and I am looking to get some opinions on installing a Magpul UBR on it. Currently I am running a B5 SOPMOD which weighs in around 7.5 ounces. With some of the front end accessories especially the suppressor it is throwing the balance way off.

2009年10月23日 · The UBR is probably the best stock for a precision AR rig, both small and large frame, to come down the pike. The PRS is "mostly" for those with an esoteric human body or of a chosen scope mount.

2017年5月22日 · UBR + SBR combos are so dope. If only they released the 2.0 I could finally put one on my SBR... It's an LWRC lower. It came with an ambi safety. I'm telling you. Some people just have good taste when it comes to color coordinating their rifles. This is why I haven't painted my rifles yet. Im scared it will look like shit.

Can anyone comment on the weight difference between the UBR and CTR? I'm researching parts for a 10.5 SBR build and like both of these stocks. My only concern is what I've heard regarding the UBR being a beefy heavy stock.

The Magpul UBR (Utility / Battle Rifle), U.S. Patent 6651371, is a fully-featured, adjustable buttstock for the AR15/M16. Unlike typical collapsing stocks, this modular design offers the stability of a fixed stock with consistent cheek weld in any position.