Raket Badminton Yonex Arcsaber Tour 1000 4UG5 Made In Japan - Blue Flex: Medium Balance: Even Frame: H.M Graphite, CS Carbon Nanotube Shaft: H.M Graphite Grommets - 72 Shaft Diameter - 7.2 mm Weight / Grip Size : 4U / G5 Tension : 28lbs Package include : BG 66 Brilliant String + Cover Single CS Carbon Nanotube Increased durability and improved flexibility allow the frame to return back to its original shape faster. Positioned at the sides of the racquet, CS Carbon Nanotubes improve the frame #39;s elasticity, holding the shuttle on the string bed for enhanced control at the point of impact.