Yonex Nanoray Light 18i (Black) Specifications Frame Material: H.M. Full Graphite Shaft Material: H.M. Full Graphite Flex :Flexible Weight :75g +/- 2 (5U-G5) Length: 665mm +/- 2 Max Tension :30 lbs Balance Point :300mm +/- 5 (Head Heavy) Grommets: 72 Color :Black Made in China FELET Rampage 10 (Grey) Specifications FELET Rampage 11 (Black) Specifications Frame Type: Power Frame Shaft: 7.0mm Power Shaft Material: High Modulus Carbon Graphite Weight: 4U – 82 +/-gram Balance Point: 290 +/-3mm Grommet System: 76 Holes Grip: G1 Max Tension: 31 lbs Racket Length: 675mm FELET Aero-Tech 11 (Black) Specifications FELET Aero-Tech 12 (White) Specifications Frame Type: Power Frame Shaft: 7.0mm Power Shaft Material: High Modulus Carbon Graphite Weight: 4U – 82 +/-gram Balance Point: 290 +/-3mm Grommet System: 76 Holes Grip: G1 Max Tension: 31 lbs Racket Length: 675mm