Features: and high quality, Made of ABS plastic body, rubber washer and steel spring. High quality, can withstand the immersion of seawater.
Scuba diving standard with overpressure valve/ pressure relief valve for lifting bag and BCD, can prevent rupture, light, strong, and portable.
You can quickly remove the air according to your needs, and eliminate the accidental over-inflation during inflation, making you more focused on diving.
Over pressure valve (OPRV) for BCD, SMB, lift bag and other buoys. Attached with drawstring lanyard, easy to assemble, easy to use.
Specially designed for , scientific design, professional equipment, high-quality materials, comfortable and .

Specification:
Size: .5.2x2.7cm/2.05x1.06in
Color: Black
Material: ABS

Package Contents:
1 x Over Pressure Release Valve