* A201722 Straight tips, 70mm 直头

* A201822 Straight tips, 80mm 直头

* A201922 Straight tips, 90mm 直头

* A202722 Inside curved tips, 72mm 内卷

* A202822 Inside curved tips, 82mm 内卷

* A202922 Inside curved tips, 92mm 内卷

* A203722 Outside curved tips, 72mm 外翻

* A203822 Outside curved tips, 82mm 外翻

* A203922 Outside curved tips, 92mm 外翻