STRIKE INDUSTRIES SI-JCOMP2-223-5.56 Cmp 708747545739 SI-JCOMP2-223/5.56 2.0 308 5/8X24TPI

( Brand: Strike Industries ), ( Manufacturer Part Number: SI-JCOMP2-223/5.56 ), ( UPC: 708747545739 )

Review STRIKE INDUSTRIES Si-jcomp2-223/5.56 Cmp 2.0 308 5/8x24tpi

Introducing the SI-JCOMP2-223, a high-performance 5.56x45mm NATO chambered Complete Upper Receiver from Sico Defense. This upper receiver is designed to cater to the demanding needs of tactical shooters and enthusiasts, delivering unmatched accuracy and reliability.

The SI-JCOMP2-223 is constructed from 7075-T6 aluminum, a material renowned for its strength and durability. The hard-anodized finish enhances the receiver's resistance to corrosion and wear, ensuring it remains in excellent condition even in the harshest environments.

This upper receiver features a 16-inch, free-float M-LOK handguard system. The M-LOK attachment system allows for easy and secure mounting of accessories, providing the user with maximum customization options. The handguard is also designed with a generous 13.5-inch length to accommodate various barrel lengths and provide a comfortable grip for the shooter.

The upper receiver includes a 1:7-inch twist rate, 5.56mm barrel, made from 4150V chrome-molyvan steel. This barrel is known for its superior accuracy and consistency, making it an ideal choice for competitive shooting, tactical applications, and long-range engagements. The barrel is also chrome-lined, a process that adds an additional layer of protection against corrosion and wear.

The SI-JCOMP2-223 utilizes a 2-piece gas system, which provides enhanced reliability and reduces the risk of gas leakage. The upper receiver also features a low-profile, adjustable gas block, allowing the user to fine-tune the gas system to their specific ammunition and shooting preferences.

The upper receiver is chambered in 5.56x45mm NATO and is compatible with both stainless steel and chrome-lined barrels. It is equipped with a 5/8x24 TPI muzzle thread, making it suitable for the use of various muzzle devices, such as suppressors and flash hiders.

The SI-JCOMP2-223 is designed to work seamlessly with mil-spec lower receivers and features a Type III, Class 2 anodized finish. This upper receiver is a must-have for shooters looking to build a custom, high-performance AR-15 platform. With its exceptional durability, accuracy, and versatility, the SI-JCOMP2-223 is the ideal choice for competition shooters, tactical operators, and enthusiasts alike.

The si-jcomp2-223/5.56 CMP 2.0 308 5/8x24 TPI is a type of rifle barrel produced by SI Industries. In this response, I will provide an analysis of the potential advantages and disadvantages of purchasing this barrel.

1. Precision Manufacturing: SI Industries is known for its high-quality barrels, which are precision-manufactured using advanced CNC machining techniques. This ensures that the barrel is consistent in its dimensions, providing excellent accuracy and reliability.

2. Chromemoly Steel: The barrel is made of Chromemoly steel, which is a durable and strong material. It is resistant to thermal stress and can withstand high temperatures, making it suitable for heavy use.

3. Cold Hammer-Forged: The barrel is cold hammer-forged, meaning that it is not heated during the forging process. This results in a denser, more uniform grain structure, which enhances the barrel's strength and durability.

4. 20-inch Length: A 20-inch barrel provides a longer sight radius, which can improve accuracy and make target acquisition easier.

5. 1:12 Twist Rate: The 1:12 twist rate is suitable for stabilizing heavier bullets and is commonly used in long-range shooting applications.

1. Expensive: The si-jcomp2-223/5.56 CMP 2.0 308 5/8x24 TPI barrel is a premium product and can be quite expensive compared to other barrels on the market.

2. Heavy: The barrel is heavier than some other barrels due to its construction materials and length, which can make the rifle more difficult to maneuver.

3. Compatibility: This barrel is specifically designed for the .308 Winchester cartridge, so it may not be compatible with other calibers without additional modifications.

The si-jcomp2-223/5.56 CMP 2.0 308 5/8x24 TPI barrel is a high-quality, precision-manufactured barrel that offers excellent accuracy, durability, and strength. Its advantages include the use of Chromemoly steel, cold hammer-forging, a 20-inch length, and a 1:12 twist rate. However, its disadvantages include its high cost, weight, and compatibility limitations with other calibers. Ultimately, if you are looking for a high-performance barrel for the .308 Winchester cartridge and are willing to invest in a premium product, then this barrel may be an excellent choice for you. However, if you have a limited budget or require compatibility with other calibers, then you may want to consider other options.

Details:

Trying to get most of my money back. New to a good home.

part #: sijcomp2223556 prices

• $36.95-$52.14

specifications accessoriekayaki:

• brand: Strike Industries
• mpn: Si-jcomp2-223/5.56
• upc: 708747545739

seller accessoriekayaki:

• city: Port Charlotte, Florida
• rating: 100.0%
• # reviews: 197

returns accessoriekayaki:

• policy: No Returns

offer accessoriekayaki:

• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• started: April 19, 2026

payments accessoriekayaki:

• credit card: Visa
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• wallet: Paypal

general accessoriekayaki:

• condition: New
• Water Sports > Kayaking, Canoeing Rafting > Accessories

shipping accessoriekayaki:

• type: Calculated
• cost: $0.00
• carrier: USPS
• service: USPS Ground Advantage
• class: Standard
• transit: 5-12 Days