10 Crosman 1322 Stock Adapter of 2026 For Stable Carbine Builds

1

SQOTDR Black Aluminium Alloy Variable Pump Band & Silencer Adapter

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  6.6
• Brand
  SQOTDR

Key specs2

Front Band Material

Black aluminium alloy

Role in Carbine Build

Serves as a front barrel band and silencer adapter rather than a rear stock mount, supporting muzzle upgrades on 1377 and 1322 barrels.

Pros & cons32

Pros

• Machined from black aluminium alloy for a rigid front assembly
• Combines pump band support with silencer adapter threading in one unit
• Fits Crosman 1377 and 1322 variable pump airgun barrels directly

Cons

• Does not provide a shoulder stock or frame mount for carbine conversion
• Requires verifying silencer thread pitch and barrel diameter before ordering

2

Buttstock Sling Mount for Shotguns and Rifles, No Drill Replaces

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  -
• Brand
  UnderAlert

Key specs2

Mounting Style

No drill wrap-around strap

Carbine Sling Attachment

Adds a sling connection point to an already installed buttstock without drilling holes into the synthetic or wood frame.

Pros & cons32

Pros

• Wraps around standard stocks without requiring drilled swivel holes
• Replaces studs and swivels to secure a carry sling on finished stocks
• Compatible with standard shotgun and rifle buttstocks

Cons

• Designed for shotgun and rifle buttstocks rather than direct Crosman grip frames
• Does not provide a rigid shoulder stock attachment on its own

3

3DEXL Scope Rail Mount Adapter for Crosman 1377, 1322 Weaver

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  5.8
• Brand
  3DEXL

Key specs2

Rail Length and Slots

8 1/4 inches with 21 slots

Optic Interface

20mm Weaver Picatinny

Pros & cons32

Pros

• Provides an 8 1/4 inch rail length with 21 Picatinny slots for optics
• Uses standard 20mm Weaver Picatinny rail spacing for common sights
• Formed specifically for Crosman 1377 and 1322 receiver profiles

Cons

• Mounts optics over the barrel rather than providing a rear shoulder stock
• Full 8 1/4 inch span may crowd forward pumping grip clearance on short setups

4

Crosman 1377 Custom Shoulder Stock

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  -
• Brand
  Crosman

Key specs2

Stock Type

Direct bolt-on skeleton stock

Frame Attachment

Bolts directly into factory Crosman grip frame screw holes, replacing the standard side panels to form a shoulder carbine.

Pros & cons42

Pros

• Factory Crosman shoulder stock engineered to replace grip panels directly
• Creates a rigid carbine shoulder weld without requiring custom adapters
• Preserves factory screw locations across Crosman pump airgun grip frames
• Lightweight skeletonized build keeps pumping balance manageable

Cons

• Fixed skeleton design lacks length of pull or cheek rest adjustment
• Polymer frame can show slight flex under heavy pumping leverage

5

Crosman 1377/1322 UNI Suppressor Adapter

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  -
• Brand
  Generic

Key specs2

Muzzle Compatibility

Crosman 1377 and 1322 barrels

Build Function

Attaches to the front barrel to accept muzzle accessories rather than securing a rear carbine stock.

Pros & cons32

Pros

• Dedicated UNI suppressor adapter engineered for Crosman 1377 and 1322 barrels
• Enables front muzzle device installation without modifying factory barrel steel
• Compact profile keeps muzzle weight minimal during two-handed pumping

Cons

• Functions exclusively as a muzzle adapter and does not mount a buttstock
• Product listing does not specify thread pitch or internal bore diameter

6

Grip Adapter for Crosman

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  -
• Brand
  Generic

Key specs2

Adapter Placement

Rear grip frame

Hardware Verification

Confirm whether mounting hardware matches your factory grip frame screws, as thread depth varies across Crosman production years.

Pros & cons32

Pros

• Designed to mate directly to Crosman grip frame geometry
• Allows adapting alternative grips or modular rear attachments
• Replaces standard side panels to expand stock or grip customization

Cons

• Listing does not specify whether it accepts AR buffer tubes or proprietary stocks
• Requires verifying included mounting screws against your specific frame generation

7

Picatinny Red Dot Mount Rail for Crosman 2240 1322 1377

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  -
• Brand
  Takteq

Key specs3

Breech Requirement

No steel breech required

Body Material

Nylon polymer

Platform Sighting

Mounts red dots directly over the rear sight screw hole, giving carbine builds an elevated optic rail on factory plastic breeches.

Pros & cons42

Pros

• Replaces the factory rear sight to mount optics without buying a steel breech
• Molded from lightweight nylon polymer to prevent adding unnecessary top weight
• Compatible across Crosman 2240, 1322, 1377, 1399, and 362 platforms
• Straightforward installation using standard rear sight screw placement

Cons

• Serves strictly as a sight rail mount and does not attach a shoulder stock
• Nylon polymer rail can flex if paired with heavy magnified scopes

8

3DEXL Scope Rail Mount for Crosman 1377 1322 Weaver Picatinny

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• Brand
  3DEXL

Key specs2

Compact Rail Span

3.75 inches with 9 slots

Receiver Clearance

The short footprint leaves plenty of open space above the pumping lever and loading port compared to full-length rails.

Pros & cons32

Pros

• Compact 3.75 inch length keeps receiver weight low during pumping
• Offers 9 Weaver Picatinny slots for compact red dots or micro sights
• Standard 20mm rail width accommodates standard tactical optic rings

Cons

• Optic mounting rail only, offering no buttstock mounting capability
• Short 9-slot rail provides limited eye relief adjustment for longer scopes

9

3DEXL Scope Rail Mount Adapter for Crosman 1377, 1322 Weaver

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• Brand
  3DEXL

Key specs2

Mid-Length Span

6.9 inches with 16 slots

Mounting Profile

Features a 17.5mm rail profile with 16 slots for positioning intermediate scopes along Crosman 1377 and 1322 receivers.

Pros & cons32

Pros

• Mid-length 6.9 inch span provides 16 Picatinny mounting slots
• Balances optic mounting flexibility with manageable receiver weight
• Fits Crosman 1377 and 1322 air pistol profiles

Cons

• Provides an optic base rather than a shoulder stock mounting interface
• Listed 17.5mm rail width must be verified against standard 20mm ring clamps

10

Stainless Steel Silencer Adapter 1/2 20 UNF for Crosman 11mm

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  -
• Brand
  SQOTDR

Key specs3

Thread Standard

1/2-20 UNF

Barrel Fitment

11mm rifle barrels

Muzzle Construction

Constructed from stainless steel to securely mate with 11mm Crosman barrels without stripping under repeated muzzle attachment.

Pros & cons32

Pros

• Machined from stainless steel for durable, wear-resistant muzzle threads
• Features standard 1/2-20 UNF male threads for common airgun accessories
• Fits 11mm outer diameter barrels on Crosman 2240, 1377, 1322, 2250, and 2260

Cons

• Intended purely for muzzle attachment and provides no rear buttstock interface
• Requires an 11mm barrel diameter and will not fit non-standard barrel sleeves

Last update on 2026-10-12 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

Does a stock adapter fit the Crosman 1322 grip frame without modifications?

It depends on the specific adapter design you select. Modular hardware like a dedicated grip adapter for Crosman or a factory-style replacement shoulder stock is designed to align with the standard grip screw layout on the factory frame. Before buying, verify whether the listing requires you to reuse the factory frame screws or supplies dedicated replacement hardware. Confirming that the mounting piece seats flush against the grip frame edges prevents shifting under normal shooting pressure.

Do I need an aftermarket steel breech to mount a stock or optics on a 1322?

No, an upgraded steel breech is not required to install a shoulder stock. Stock adapters and skeleton stocks mount directly to the lower grip frame assembly rather than the upper breech. If you want to mount optics on your converted carbine, components like the nylon polymer Picatinny red dot mount rail replace the factory rear sight with no steel breech required. You can also find clamp-on Weaver Picatinny rail adapters in 3.75-inch, 6.9-inch, or 8 1/4-inch lengths that fit directly over the barrel.

Will mounting a shoulder stock interfere with pumping the forearm?

A properly seated stock will not block the pump handle, but it does change your pumping grip angle. Because the 1322 relies on a multi-pump pneumatic power plant, your forward hand needs clear clearance to cycle the variable pump forearm through its full stroke. Stock adapters fasten entirely to the rear grip section, leaving the pump tube open. Check your hand placement during the stroke to make sure your wrist does not bump the front edge of the stock as you close the linkage.

What is the difference between a custom shoulder stock and a modular grip adapter?

A dedicated unit like the Crosman 1377 custom shoulder stock completely replaces the plastic grip panels with an integrated, one-piece skeleton stock. A modular grip adapter replaces or fits over the grip frame to create a mounting point for external stock attachments or buffer tubes. If you prefer the streamlined setup of a purpose-built tactical air rifle, a one-piece stock offers simple rigidity, while a grip adapter gives you flexibility to choose your own rear configuration.

How do I stop a 1322 carbine stock from wobbling during target practice?

Stopping wobble requires checking screw tension and frame contact points. Unlike shooting a self-contained CO2 BB gun, cycling a variable pump airgun between shots places rotational stress on the grip frame. Verify that your grip screws are tightened evenly and do not bottom out before securing the adapter walls against the metal frame. If side-to-side play persists, confirm that the adapter is seated cleanly over the frame tabs without binding on the internal safety spring.

Can I use barrel accessories or silencer adapters alongside a carbine stock?

Yes, muzzle accessories mount entirely independent of the shoulder stock setup. Parts such as an aluminium alloy variable pump band, a UNI suppressor adapter, or a stainless steel 1/2 20 UNF adapter attach directly to the front barrel and pump tube. These forward attachments do not contact the rear grip frame, so you can pair muzzle components and shoulder stocks without fitment conflicts.