The W.C Gary Anderson Phase 6 90% by UNICORN is a dart set with barrels of 90% Tungsten and is the World Champion Phase 6 competition Darts of the Unicorn Darts player Gary Anderson! SPECIFICATIONS: Guaranteed weight ± 0.1 gram Engraved Unicorn hallmark Gripper shafts Ultrafly flights Detailed machining Volute points Weight Length Diameter SKU 21 grams 46.3 mm 7.2 mm UN-29030 22 grams 48.5 mm 7.2 mm UN-29031 23 grams 50.7 mm 7.2 mm UN-29032 24 grams 50.7 mm 7.3 mm UN-29033 25 grams 50.7 mm 7.5 mm UN-29034