... stable flight . 5.best handfeel Head material: colorfull head , class A duck featherSpeed: 75 to 79Weight: 4.8 to 5.2gSuit ... Days After Confirming OrderDaily Product Capacity:15000-20000Pcs/DayMinimum Order Quantity: 1000 pcsPayment term & Price:T/T: 30% Deposit And Balance ... -term business relationship in the near future. Badminton Shuttlecock, Class A Feather, two layers of head .75 to 79 Speed ,2140 ...