Ikelite Vacuum Hand Pump with Gauge

this vacuum valve is compatible with newer housings that feature a spare 1/2 20 accessory port additionally it can be installed in place of the 1/4 20 mount feature on all DSLR housings proust since 2009 in this video we'll go through the steps involved in adding the valve to both systems and how to use the vacuum pump in the box you'll find a vacuum valve for 1/2 inch holes plug with retainer seal ring thread spacer which is only used when replacing a DSL or top mount NPT nut and a vacuum pump with gauge which is only included in the kit remove the accessory port plug using an eleven sixteenths insurance once removed place in a sealed plastic bag and keep with your spare parts make sure that the seal ring and valve plug retainer are in place on the valve body do not lubricate the seal ring prior to installation insert the valve into the threaded hole the valve does not threat directly