A400 Shotgun Magazine Extension with Picatinny Rail (+2 Rounds)
Shotgun Magazine Extension with Picatinny Rail (+4 Rounds)
A400 Extreme Shotgun Magazine Extension with Picatinny Rail (+6 Rounds)
Shotgun Magazine Extension (+4 or +6 rounds)
Shotgun Magazine Extension (+4 Rounds)
Magazine Extension (+6 Rounds)
Shotgun Magazine Extension (+2 rounds)
