Minelab Pro-Swing 45 Spares Kit includes J-Strut Bungee R-Clip Velcro Strip Includes: Strut, the bungee cord with R clip and quick release, and includes the velcro strap for attachment to the shaft (this takes the place of the Bow Knuckle). This is suitable as a replacement, or for those people who want to have a J Strut on each side of the body, or who are just interested in the bungee cord and attachments. Switch left / right quick and easy!