??This original Walkera Runner 250 quadcopter parts feature high quality and durable performance， which is the best choice for you to enjoy more flying joys.

Features:
Easy to install.
100% Brand New.
100% Original Walkera brand.
High quality and durable in use.
Light weight and protable to carry.
Made of good and new technology material.

Specifications:
Brand name: Walkera
Brand model: Runner 250-Z-08
Item name: Damping Ball
Suit for: Walkera Runner 250 Quadcopter
Item dimension: 42 * 10 * 10mm
Item weight: 4g

Package information:
Package size: 10 * 9.2 * 1.3cm / 3.9 * 3.6 * 0.5in
Package weight: 7.7g / 0.3oz
Poly bag package

Package list:
4 * Runner 250-Z-08 Damping Ball