FN M4-05 Steel BBs

Discover the brand new FM M4-05 in its 4.5 mm version, running on CO2. With a power of 3.73 joules, this replica will be perfect for beginners or those who want to improve their shooting skills. Enjoy a product equipped with a non blowback system, easy to use and maintain and which will surprise you with its durability.

You will find all the official markings of the brand, followed by feathfull weight and dimensions, to offer you shooting sessions that are even closer to the reality.