OBD Speargun Barrel Fixing Plug

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Our OBD Speargun Barrel Fixing Plug is a solid acetyl CNC machined plug with sturdy O-rings on each end. Made from zero swell material this intermediate plug is necessary for prope r security of fixings that carry load, eg: loading hooks for roller/pulley spearguns, reels, etc. Provides a strong base to drill and secure self tapping threads. O-ring sealed at both ends to eliminate the chance of leakage from screw penetration into barrel. The medium size plug fits barrels around 26 to 26.5mm inner diameter. Can also be sanded to fit smaller ID barrels. Overall length 42mm, space between O-rings 24.5mm. Show more