The 
LCT PK-054 LCK74M Plastic Handguard Set
 (Plum) is an airsoft accessory made of nylon and steel construction designed for specific LCT AK series airsoft rifles
 
Product Details
Material: The handguard set is constructed from durable nylon and steel components.
Color: The PK-054 specifically refers to the Plum color variant. A black version is available as PK-052, and a green version as PK-053.
Compatibility: This set is designed to be compatible with a range of LCT LCK models:
LCK-74 / MRK-74 / LCK-74M / LCK-74M Plum
LCKM / LCKM (Stainless Steel) / LCKM Economy / M-LOK LCKM
MRK-105 / M-LOK LCK104
Installation Note: For compatibility with the LCKM-63 and TX-63 series, it needs to be used with the separate PK-167 LCKM Retainer.