Top 9 22LR AR Uppers: Customizing Your Rifle

The 22lr AR upper receiver group represents an affordable gateway to rifle ownership, combining the reliability of AR-platform firearms with a cost-effective cartridge. This guide evaluates the most practical and accurate 22lr AR uppers available, comparing key components like barrels, chambers, and bolt carriers to help you choose the right configuration for your needs.

As an Amazon Affiliate I earn through qualifying purchases

Reviews

Radian UPPER/HANDGUARD Set

Crafted for the discerning AR-15 builder, this Radian weapons kit transforms your rifle with a sleek 17” MLOK handguard and Cerakote-finished precision components. The included Raptor-SD charging handle adds that final touch of competition-grade style to your build.

Cmmg CMMG22BA6AE 22LR AR Conversion Kit

This 22LR conversion kit makes it super simple to drop a new caliber into your favorite AR build. I’ve got it swapped out in a few different rifles now and it works great, just like the reviews say. The magazines are solid, and you’ll definitely want extra since you’ll be going through ammo pretty quick. Overall, it’s a fantastic way to get comfortable with AR fundamentals without spending a fortune on 5.56.

Timber Creek Timber EUPKR TCO Enforcer Upper Part Kit

This red Timber Creek upper part kit transforms any MSR by adding premium features like an ambidextrous charging handle and forward assist. Built from durable billet aluminum, everyDetail is crafted for reliability and performance. The package even includes the mounting hardware you’ll need for installation.

Steinjager J0049231 Rear Upper Control Arms

These adjustable control arms help reduce suspension flex and improve steering accuracy for lifted vehicles. The dual-adjustment feature lets you fine-tune the ride to match your vehicle’s lift height and tire size. Built to handle big tires and aggressive performance modifications, they’re designed for precise alignment and long-term durability.

TCS AR-15 Bore Guide

This essential cleaning tool prevents damage to your AR-15’s barrel while ensuring proper alignment of the cleaning rod. It’s made from durable anodized aluminum with rubber O-rings for a secure fit. The USA-made bore guide works with most AR-15 and M-16 rifles chambered in 223/5.56.

Wheeler Delta Series AR Upper Rail Vise Block

Crafted from durable extruded aluminum, this upper receiver block secures AR-15 and AR-10 uppers via Takedown Lug or Picatinny Rail clamp. Its precision-engineered design prevents scratches during torque-intensive tasks like barrel nut removal. Users praise its rock-solid hold and robust build quality, making it an essential tool for serious AR builders and enthusiasts.

Aero Precision Upper Receiver Block for AR15

The Aero Precision Assembled Upper Receiver Block represents exceptional engineering and military-grade durability. The flat dark earth finish complements its robust construction, which has earned accolades from law enforcement and military professionals for its superior performance. Compatibility with the AR15 system makes it a reliable upgrade for precision shooting enthusiasts.

GUNTEC AR15 Gen 3 Ejection Port Dust Cover

Crafted from durable 6061 aluminum, this ultra-lightweight dust cover features a sleek matte rainbow PVD coating that adds a subtle shine to its minimalist design. The adjustable set screw ensures precise alignment with your receiver, while the compact size—just 0.5 ounces—won’t add unnecessary bulk to your AR-15. Whether you’re hanging out at the range or commuting to work, this nifty little accessory keeps your ejection port looking clean and pristine.

UTG Pro AR Suppressor Handguard

The UTG Pro Model 4/15 Car Length Handguard combines lightweight construction with versatile mounting options for modern AR-15 builds. This premium aluminum handguard features a slim 15 MOA profile that enhances rifle balance while maintaining a low profile for reduced drag. The included rail sections provide adaptable mounting points for optics, accessories, and vertical grips, making it a practical upgrade for shooters of all skill levels.

Buyer’s Guide

The 22LR AR upper receiver groups combine affordability and performance, making them a popular choice forAR-15 builds. These upper receivers accept 22 LR cartridges and can be paired with a variety of barrels and accessories to suit different needs and preferences.

Material Quality and Construction

High-quality 22LR AR uppers typically feature precision-machined 7075-T6 aluminum alloy with hard-anodizing for durability. Some manufacturers offer billet aluminum construction for added strength, while others use forgings for a balance of weight and rigidity. Pay attention to the machining quality and finish consistency when evaluating material construction.

Barrel Options

22LR AR barrels range from 9” to 16” in length, with longer barrels offering better accuracy but reduced portability. Consider factors like twist rate (1:16 is standard), barrel finish (nitride or stainless steel coating are popular), and thread pitch (typically 5/8-24 threads) when selecting the right barrel for your upper.

Lower Compatibility

All 22LR AR uppers function with 5.56 AR-15 lowers, allowing for versatility in build configurations. Ensure your upper and lower receivers match in key dimensions, particularly at the carrier key and barrel extension interface, to prevent compatibility issues.

Cost Considerations

22LR AR uppers generally fall between $200-300, with pricier options featuring premium materials and finishes. Factoring in barrel and operating system costs, a complete build can range from $350-600. Consider your budget and desired build quality when selecting components.

FAQ

What is an AR Upper?

The AR Upper is the upper receiver assembly of an AR-15 rifle, which houses the critical working parts including the bolt carrier group and barrel. For 22lr AR Uppers, these components are specifically chambered for the. 22lr (Long Rifle) cartridge.

These upper receivers often feature distinctive markings and chambering indicators to differentiate them from their full-size counterparts. They enable accurate. 22lr shooting with AR-compatible accessories and sights.

What makes a good 22lr AR Upper?

A reliable 22lr AR Upper combines durability with accurate cycling of rimfire cartridges. Look for receivers made from at least 2031 material, with proper stress-relief channels and precision CNC machining for long-term reliability.

Firearm performance should consistently deliver Group sizes under 2 inches at 50 yards with quality factory ammunition. The upper should also feature reliable extraction and proper bolt carrier group operation.

What caliber options are available?

AR Uppers chambered for. 22lr can typically fire both. 22lr and. 22LR long rifle rounds interchangeably. Some manufacturers may also offer dedicated. 22LR long rifle chambers for consistent performance.

It’s important to note that while. 22lr rounds have similar dimensions, the longer case of. 22LR can affect feeding and extraction compared to. 22lr rimfires.

What accessories work with 22lr AR Uppers?

Most AR accessories, including forward-assist devices, hand guards, and upper receivers compatible with. 22lr, will work with 22lr AR Uppers. However, magazine compatibility may vary, so always verify specific magazine designs.

Rimfire-specific accessories may be available, including specialized sights and barrels optimized for accuracy with. 22lr ammunition. Ensure any added components are specifically noted as compatible with. 22lr chambering.

How do I maintain a 22lr AR Upper?

Regular maintenance includes cleaning the bore and operating components after every 50 rounds of firing to remove powder residue. After cleaning, apply a thin film of light oil to prevent corrosion.

Check critical parts like the bolt carrier group and cam pin for proper function and replace any worn or seized components. Always inspect the upper receiver for cracks or fractures during regular maintenance.

What are the legal considerations?

22lr AR Uppers are subject to the same legal restrictions as full-size AR-15 receivers. Local jurisdiction may have specific regulations affecting firearm ownership and transfer of these shorter receivers.

Always verify compliance with federal, state, and local laws regarding the possession and transfer of 22lr AR Uppers. Keep accurate records of firearm transfer and ownership for legal documentation purposes.

As an Amazon Affiliate I earn through qualifying purchases