Sparrow Dynamics

Jan 7, 2022

Home Defense AR-15 and Legal Considerations in California

This article is still a work in progress, but I will publish it now while I work on it because it is helpful information. Using a rifle in a home defense situation that you “think is compliant” or were told is compliant, but is not, will REALLY compound legal problems…

3 min read

Jul 6, 2020

FAQ: Will the CRG-15 rifle grip fit on my rifle?

First off, please excuse this blogging platform and/or advertising and related stories at the bottom. This is an experiment and a quick way to create this page to answer your question. WORK IN PROGRESS There are a ton of variations of rifles that use AR-15 parts, especially the grip. Our…

5 min read

FAQ: Will the CRG-15 rifle grip fit on my rifle?

5 min read

Jun 5, 2020

FAQ: Is this muzzle brake legal on my featureless rifle in California?

First off, please excuse this blogging platform and/or advertising and related stories at the bottom. This is an experiment and a quick way to create this page to answer your question. WORK IN PROGRESS This will be a lot of information below, but our goal is to educate gun owners…

Featureless Muzzle Device

7 min read

Featureless Muzzle Device

7 min read

May 31, 2019

FAQ: Can I still reach the safety switch (with my thumb) using your grip?

First off, please excuse this blogging platform and/or advertising and related stories at the bottom. This is an experiment and a quick way to create this page to answer your question. No. When using our grip (or most featureless grips), you can not reach the safety. If you have really…

2 min read

FAQ: Can I still reach the safety switch (with my thumb) using your grip?

2 min read

Aug 22, 2018

Growth in Pistol Caliber Carbine Competitions

The pistol caliber carbine (PCC) has grown in popularity over the last few years and we are looking forward to see what’s new at SHOT Show 2019. Their growth in the market has sparked an emergence of new divisions in shooting sport competitions and other multi-gun competitions. We are also…

2 min read

Growth in Pistol Caliber Carbine Competitions

2 min read

Mar 12, 2018

FAQ: My thumb doesn’t fit. The endplate, buffer tube, and/or castle nut, rubs my hand.

This is not really a FAQ, but this does come up enough to address it in a short article. — First off, please excuse this blogging platform and/or advertising and related stories at the bottom. This is an experiment and a quick way to create this page to answer your question. Let me start by saying I totally understand your disappointment…

4 min read

FAQ: My thumb doesn’t fit. The endplate, buffer tube, and/or castle nut, rubs my hand.

4 min read

Mar 12, 2018

FAQ: Will your CRG-15 grip work with a fixed stock such as an A2 stock, Magpul MOE fixed stock, ACE Skeleton stock, Magpul PRS, etc.?

First off, please excuse this blogging platform and/or advertising and related stories at the bottom. This is an experiment and a quick way to create this page to answer your question. Yes, but not like what you might expecting or probably would hope for. Fixed stocks do not allow enough…

3 min read

FAQ: Will your CRG-15 grip work with a fixed stock such as an A2 stock, Magpul MOE fixed stock, ACE…

3 min read

Mar 12, 2018

FAQ: Will your CRG-15 grip work on an AR-10 or LR308 rifle?

First off, please excuse this blogging platform and/or advertising and related stories at the bottom. This is an experiment and a quick way to create this page to answer your question. Yes. Our grip fits on LR308 or AR-10 sized lower receivers, but not what you would probably expect or…

2 min read

FAQ: Will your CRG-15 grip work on an AR-10 or LR308 rifle?

2 min read