The Sentry Depower & Flagging Line is the perfect accessory for your Slingshot kiteboarding equipment. This replacement part includes everything you need to replace the center PU-coated tubes on your Sentry bar. The package consists of one flagging line, one T-Bar Stainless steel ring, one PU tube for the flagging line, one power line PU coated tube, and two plastic accessories - a top flange and a retention ring. This product is made of highly durable materials, so it can withstand wear and tear for long periods. It features an abrasion-resistant PU cover that will provide superior protection from UV rays and saltwater damage. Features:Durable PU coverElastic Flagging lineFlagging line PU tubePower line PU coated tubeT-Bar Stainless steel ringPlastic top flangePlastic retention ring