Battle Arms Development OIP .223 Rem/5.56 NATO

The Battle Arms Development OIP is an ultralight AR-style carbine built for range use, field carry, and general-purpose shooting where reduced weight and responsive handling are priorities. Its design emphasizes a lightweight system without sacrificing core AR functionality, making it suitable for target work, training, and utility applications.

Constructed with precision-machined billet receivers and selective lightweight components, the OIP delivers a distinct balance of rigidity and reduced mass. Gen 3 upgrades include a user-configurable M-LOK carbon-fiber handguard and a carbon-fiber pistol grip, paired with a titanium bolt carrier finished in ArmorTi and a patented OIP buffer system to manage recoil impulse.

Key Specifications

• The model is OIP.
• The caliber is .223 REM/5.56 NATO.
• The barrel length is 16".
• The capacity is 30.
• The action is Semi-Auto.
• The stock type is Fixed.
• The hand orientation is Ambidextrous.
• The finish is Anodized.
• The color is Gray.
• The accessories include 1 Magazine and Hard Case.

Engineered with 7075-T6 billet aluminum receivers and a custom mid-length gas system, the OIP integrates a titanium THUMPER compensator and a selection of upgraded controls such as a titanium billet bolt catch and RACK charging handle. The Gen 3 component set focuses on weight savings through carbon-fiber elements while maintaining a platform ready for optics on the provided Picatinny rail section.

For those seeking an ultralight AR-style carbine with modern materials and a purpose-driven parts package, buy the Battle Arms Development OIP .223 Rem/5.56 NATO online today.