This brass catcher fits almost all variants of the SIG SG 553, with B&T handguard as well as with SIG handguard. Thanks to the B&T QD attachment system it can be mounted/dismounted to the NAR/Picatinny rail of the gun in a matter of seconds.
Additional Information
Follow the instructions of the manufacturer
Article-no. BT-22450
Download data sheet (brass.pdf, 37 Kb) [Download]
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