R Arms Innovations - custom parts offered by New England Airgun

check out the newest product in development - The Bottle Gun!

Give your Marauder a little black dress
$500 order yours today
RAI R016 Gen2 Benjamin Marauder Modular Chassis Standard Kit (With adjustable stock adapter)AR-styled base modular chassis, 6061-T6 billet aluminum, hard-coat anodized black and laser engraved. Comes with six position mill-spec M4 stock (as shown on rifle below), standard AR pistol grip, bottom and side rails, and an oversized AR trigger guard.

Turn your Crosman/Benjamin pistol into a rifle
 for added Stability, Accuracy, and Comfort.

Adjustable Stock Options
international shipping restricted for the rifle stock.

adaptors may incur additional shipping charges outside the continental U.S.A
How to use your Side-Folder
Marauder Pistol with Side-Folder
crosman adjustable stock adaptor to add ar stock to your pistol to make a carbine rifle
Benjamin Marauder Pistol With RAI A005 Stock and Adaptor Kit.
There are four adapters to choose from,  a folding stock adapter, and Stock.
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​Single adapters only. (we assume you have a 6 Position Mil Spec Collapsible Stock and Buffer Tube.)
  • RAI A001  for Benjamin Marauder Pistols, Crosman 17XX Series & Silhouette.
  • RAI A002  for Crosman Discovery and 22XX Series. 
  • RAI A003  for Anything that Accepts AR Buffer Tubes Except Rifles that need a Spring.
  • RAI A004  OUT OF STOCK - RESTOCK DATE UNKNOWN for Crosman 13XX Series, PC77, 2289.

Adapter Kits with 6 Position Mil Spec Collapsible Stock and Buffer Tube:
  • RAI A005  for Benjamin Marauder Pistols, Crosman 17XX Series & Silhouette. (RAI A001 & RAI A009)
  • RAI A006  for Anything that Accepts AR Buffer Tubes Except Rifles that need a Spring. (RAI A003 & RAI A009)
  • RAI A007  for Crosman Discovery and 22XX Series. (RAI A002 & RAI A009)
  • RAI A008  OUT OF STOCK - RESTOCK DATE UNKNOWN for Crosman 13XX Series, PC77, 2289. (RAI A004 & RAI A009)
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Side folder and adjustable stock:
  • RAI A009  Adjustable stock only, 6 Position Mil Spec Collapsible Stock and Buffer Tube.
  • RAI A010  Side Folding stock Adapter only.​​
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All adapters are made to be used with actual AR stocks either mil-spec or commercial threads will work with the adapter, DO NOT try to use airsoft or paintball stocks.

For those who are having trouble activating  and breaking the side folder

Benjamin Marauder Woods Walker- Camo Stock (.22 cal Pellet) HPA PCP (Multi shot 8 round Magazine) (compressed air) with dot sight BP2220-AP
P-ROD - in basic black but we know how to dress her up with options!

1 in-Stock
.22 - $450.00
also available in Black.
Basic black without sight
.22 - $360.00

$460 in tactical config
add $25 for folding stock.

We have extra magazines in stock - RC2208 .22 cal
  • Zero Recoil - No Kickback!
  • Ideal for precision target shooting and hunting small game / pests elimination up to 33 yds away
  • Bolt-action ,auto-indexing 8-rd mag
  • 11mm dovetail sight mount
  • 12" choked and shrouded barrel for quiet accuracy
  • 1.53 lbs. 2-stage adjustable match trigger.
  • 29.75" overall length, 15.75" length of pull as a rifle.
  • Uses 2,900 psi compressed air, pressure gauge, quick-disconnect male Foster fitting
  • 65cc (4 cu in) reservoir
  • Reversible bolt -- switch from right to left side
  • Realtree AP camo grip, forearm and detachable shoulder stock
  • Includes one mag, shoulder stock extension and CenterPoint Optics Multi-TAC Quick Aim 
  • approx 25 shots per fill.
Pick on the photo to purchase
Turn your pistol into a rifle with this fully adjustable stock with adaptor to lower, heighten, or shift left or right.
$110 + 10 S&H
R.A.I. A005 
adjustable stock and adaptor
​continental U.S.A
A quick review of this product from Mr HollowPoint himself!
Make sure you get past the part with all the power tools... you will see they aren't really needed.