Sport-4S Kit for platforms with Long Barrel and Basis Rail System

The «Sport-4S» kit is designed to replace the standard handguard of AK rifles and carbines based on them with a long barrel (415 mm): AKM, AKMS, AK-74, AK-74M, AK-101, AK-103, Saiga MK 223 Rem., Saiga MK 7.62 ver.30, Saiga MK 5.45 ver.30, TG-2, Vepr-K (VPO-133), Vepr-KM (VPO-136), VPO-209, AK-366-Lancaster.

It includes the Basis rail for installing mounts such as B-2, B-2L, B-2U, A-1L, which form Picatinny rails on three sides, allowing the user to attach additional accessories directly to the weapon.

A lightweight modification of the kit — «Sport-4» — is available, featuring a reduced lower Basis rail.

Advantages during operation:

• Strength;
• Improves the cooling of the gun barrel in the area from the receiver to the gas tube;
• Allows mounting of additional accessories;
• Minimal weight and size characteristics.

Specifications:
Material: D16T aluminum alloy (CNC-milled)
Coating: black or desert anodizing
Operating temperature range: -50 to +50°C
Warranty period of storage and operation: 60 months

In the kit:

"B-10LS handguard" rail	1 pc
"B-31LV upper gas tube cover" rail	1 pc
"DL-2S additional lower rail" attachment	1 pc
Clamp	1 pc
Cam lock	1 pc
Leader support stop	1 pc
Picatinny fork 1	1 pc
Mounting screws: M5x9 M5x7	1 pc 11 pcs
User manuals (for all components)	4 pcs

Note: Standard cleaning rod installation is not possible with this kit.

Important: The rigidity of installation of the handguard and the rails in the kit directly affects the rigidity of mounted sights, which impacts shooting accuracy.

The manufacturer reserves the right to make changes to the product (design, configuration) without prior notice, provided that such changes do not degrade its technical characteristics or consumer properties and are part of ongoing efforts to improve product design or manufacturing technology.