Description

BUL Spring and Follower Upgrade kits for SAS II 2011 magazines. 

WORKS ONLY WITH ORIGINAL BUL MAGAZINES

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NOTE:

• 9mm 170mm mag 30 rounds capacity / BLUE.
• 9mm 140mm mag 24 rounds capacity / BLUE.
• 9mm 120/126mm mag 20 rounds capacity / BLUE (WORKS ONLY with NEW nickel magazines).
• 0.40 120mm mag 19 rounds capacity / RED.