Welcome to Defender Canada! 
Barton Lacing Hooks Item # 1375279
Description
Lacing hooks are used to hook line and elastic cords for securing sail covers, netting, cordage and cockpit covers or hoods in a neat and compact way. Sold as a pair.
Specifications:
- Material: Plastic
- Maximum rope diameter: 1/2" (12 mm)
- Size (Width x Depth): 1 3/32" x 1" (28 x 26 mm)
- Fixings: No. 8 or M4 counter sunk