BATTLEARMS：WORKHORSE 9.5IN FREE FLOAT RAIL M-LOK HANDGUARD

62,700円(内税)

BATTLEARMS：WORKHORSE 6.7IN FREE FLOAT RAIL M-LOK HANDGUARD

50,600円(内税)

Zparts：SYSTEMA MK4 10in Handguard OD

29,600円(内税)

DOUBLESTAR：National Match Free Float CAR Handguard 7in

27,000円(内税)

DanielDefense：DDM4 Rail 10.0 (Mid-Length)

173,000円(内税)

Knight'sArmament：M4 RIS Forend Assembly

106,000円(内税)