Milwaukee M18 REDLITHIUM Batteries Style:M18 HIGH OUTPUT CP3.0 Battery (2 Pack) What is the integrated cam

What is the integrated cam spring for

Hot-forged aluminum construction for strength and light weight

Made by Arborwear

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Milwaukee M18 REDLITHIUM Batteries Style:M18 HIGH OUTPUT CP3.0 Battery (2 Pack) What is the integrated camM18 5. 0Ah Battery The M18 REDLITHIUM XC5. 0 10 Pack includes M18 5. 0Ah Battery Packs that deliver up to 2. 5x more run time than standard lithium. The packs deliver up to 20% more power than standard lithium which means faster application speed and increased application range for end users. With REDLITHIUM Protection the packs have industry leading protection against vibration impact, water, and heat. M18 packs also have forward and backward