ChiaoGoo Heart  Shaped Rubber Grippers - Set of 2 

• Help secure your interchangeable tip to cable connection by using these heart-shaped, rubber grippers.
• Take the “extra grippy” back side and wrap the gripper around the tip.
• Use it with the tightening key to help get a good grip and tighten the screw connection.
• Size - 2" x 1.25" (5 x 3.2 cm)