Sigal 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 proper 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.

Comes in a choice of sizes: 26mm or 25.4mm OD.