The Sport-1 Rail Set for AK-74/ AK-105 series is a versatile, aluminum rail system designed for full-size and medium-sized AK replicas such as the AK-74, AKM, AK-104, and AK-105. This innovative set, based on the B10L handguard, allows for customizable configurations to meet the user's specific needs. With the included Zenitco mounting system, the handguard and extension can be adjusted to any desired length, and rails of varying lengths can be attached anywhere. The B-31L gas tube cap features two 35mm rails for stable attachment of accessories such as red dot sights, AN/PEQ modules, or PERST. This set also boasts high ergonomics, modularity, lightweight design, durability, and a large surface area for attaching additional accessories. Components of this set include the B10L "Sport" handguard, DL-1 "Sport" handguard extension (91mm), B-