Balloon In-Deflation Device Balloon In-Deflation Device Category:Balloon ln-deflation DevicePatent Selok Self-Locking Mechanism with Maximum Pressure of 30atm Hotline: +510-828-8704 Features Surface appearance patent and ergonomic designSelok Patent technology20ml clear syringe barrelPrecise pressure gauges30atm maximum pressure Benefits Suitable for the left and right hand, easy to operate, reduce fatigueStable pressure outputFast and easy pressure releaseHigh pressure display accuracy Description Ref. No. Nominal Max Pressure (atm) Capacity(ml) Include 3-Way Stopcock Mastro Balloon in-Deflation Device DID30S(OFF) 30 20 YES How To Buy Our staff will contact you within 24 hours (working days).