not to over inflate the Optimist buoyancy bags

17 offset holes calibrated at 4mm (5/32") increments

• Protects all underwater metals from erosion and stray currents

ADJUSTABLE STRAPS FOR FINE ADJUSTMENTSAnd unlockable clip for easy hanging

Multi-line display - Start Sequences + Time

Burke D50 One Design Side Entry Level 50 PFD Size:XL not to over inflate theBurke Marines One Design side entry asymmetrical PFD for performance sailors. The D50s small foam footprint, short length, streamline profile and super soft closed cell foam floatation molds to your body for added comfort and better performance. Features generous arm cut outs, internal drainage mesh, secure self draining front storage pouch and easy to use closures and adjustments. Approved to Australian Standard 4758. 1 Level 50 Approved to