Mares HP Gauge for Pneumatic Gun - High Pressure Gauge for Spearfishing & Scuba Diving - Perfect for Underwater Hunting and Diving Equipment Maintenance

HP Gauge for Pneumatic spearfishing spearguns. Pressure control is essential for the correct use of pneumatic spearguns.
Its key features are:

• Gauge for Mares pneumatic spearguns
• By screwing this accessory onto the loading valve, the gauge indicates the speargun pressure