XS Scuba Standard Fill Checker Boot Only XS Scuba Sale! from £9.00 GBP /per Produc variants Default Title - Sold Out Qty. Sold Out Couldn't load pickup availability Refresh This gauge boot is custom fitted for the GB01 HP Gauge & GB02 LP Gauge. It is not included with the gauge. It is a separate add-on item. Features: Protects the gauge from mild impact Silicone compound Includes hole in top for over-pressure plug Gauge not included