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B06-001 Marui M40A5 Piston
B06-002 Marui M40A5 Spring Guide
B06-003 Marui M40A5 Steel Sear Set
B06-004 Marui M40A5 Cylinder Set
B06-005 Marui M40A5 M130 Spring
(Fit with 430mm inner barrel)
B06-006 Marui M40A5 M150 Spring
(Fit with 430mm inner barrel)
B06-007 M40 A5 Outer Barrel
B06-008 M40 A5 Scope Rail