5pcs set - Mid-Cap 100rd Magazine for M4 / M16 - tan Hop Up Chambers Using stronger gases such as

Using stronger gases such as standard Green Gas or Red Gas can accelerate wear or cause damage to seals and internal parts and may void warranty coverage for that type of damage

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Important note on gas

CHANGE THE SPRING IN 45 SECONDS

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5pcs set - Mid-Cap 100rd Magazine for M4 / M16 - tan Hop Up Chambers Using stronger gases such asRemember! In order to maintain uptime and smooth operations magazines mid cap companies, should follow a few simple rules _ 1. On first use of new magazines, do not make fun of them at once to the full. 2. First you must lubricate the magazine with a small amount of silicone oil, then: Load the magazine 10 balls, then release the lock and remove them all. Load magazine 20 balls, then release the lock and remove them all. Repeat this action gradually