Free Standard Shipping on orders $199 or more


Chiappa M4-22 Carbine Upper GEN-II Pro .22LR

  • The GEN-II PRO SERIES Carbine is an evolution of the M4 model, adding a 7.8" free float aluminum forend with 8 position Picatinny rail. All other characteristics remain unvaried: 16" heavy match, parkerized barrel, steel bolt, MIL-SPEC components. 10-round magazine included.
  • Caliber: .22LR

    Barrel Length: 16”

    Overall Length: 23.7”

    Rifling: 6-1x16

    Weight: 4 Lbs

  • The MSR Arms Advisor articles are intended to answer some of the most common shooter questions and assist our customers in making the best purchasing decision possible.
  • Sorry, no media content is current available for this product.
  • No questions have been submitted regarding this product. If you have a question regarding this, or any of our other products, please submit them by emailing We will return your email promptly and post both the question and answer here for our other customers to view. Remember, there are no dumb questions... Thank you, MSR Arms

Related Items

Enhance your inbox!

Sign up for our newsletter and receive exclusive discounts, exciting new product information, useful pro tips and more! We NEVER share your information.