12" Aluminum Arm Parallel Rule Chincoteague Inlet to Shark River Edition Date: 28-Dec-2018

Edition Date: 28-Dec-2018

Edition Date: 23-Aug-2002

and extensive quotes from Canadian Sailing Directions

" – SAIL

12" Aluminum Arm Parallel Rule Chincoteague Inlet to Shark River Edition Date: 28-Dec-2018No navigator should be without a good set of parallel rules as part of the navigation back up plan in the event of an electronic navigation failure. These parallel rules are accurate and durable. Choose from four arm lengths. Overview Black parallel lines on each rule improve ease of use and accuracy. Brushed aluminum arms. Polished aluminum handle. Milled acrylic with beveled edges. No protractor scale. Lifetime warranty. Specifications Marine