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3/2-way (NC) Limit switch with Roller lever, M 5 (ER25310B) - Landefeld - Pneumatics - Hydraulics - Industrial Supplies
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Micro Switch w/Roller Lever - Three Terminal : ID 819 : $1.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Amazon.com: Pneumatic Roller Lever Mechanical Valve PT 1/4 Thread Pneumatic Valve 2 Position 3 Way : Industrial & Scientific
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