Premium quality brass/aluminum construction, with the ability to switch from vacuum to pressure very quickly

To quickly release the vacuum or pressure, slide the Collar of the cylinder backward or forward (depending on you current Mode)

Available with a 1/8-27 NPT fitting vacuum/pressure gauge, with or without a protective rubber surrounding

Upgrade and customize your LeLuv pump. Compatible and can be used interchangeably with other LeLuv pump series, cylinders, and accessories!

Function: Male Vacuum Penis Enlargement Device

Color: Black+Red

Size: 20 * 19 cm/7.87  * 7.48 inch

Net Weight: 370 g/0.81 lb/13 oz

Power: No

Material: Brass/Aluminum

Package: OPP Bag

Further: Clitoral, Hypoallergenic, Phthalate Free, Silent