The VPO series is manufactured by Coval, and is a suction cup that is ideal for use in handling oblong materials like pens, tubes, bottles, and flat or cylindrical components. There are models available that are made of either ntirile, silicone, or siton.
Materials
NBR: Nitrile
SI: Translucent silicone
STN: Siton®
Dimensions
2x4 to 30x90 mm