Safe and Reliable to Use: The extension rod is made of metal, anti-rust and anti-.It is sturdy and hard, no rust and not easy to break and deform, bringing you a quality and reliable using experience. Please check the thread size before buying to make sure it fits your item.Suitable Size: Suit for M10 thread. Easy to install and splice: The package included 4 rods, and 4 threaded pipes for connection.Splicing according to the required length .Installation by threaded pipes screwing. The accessory can increase the installation height of the pendant light, chandeliers or island lighting fixtures. Note:This is NOT A LIGHT FIXTURE but an accessory for lighting fixtures. With the tilt ceiling adapter, the pendant light can be installed on the Vaulted or Angled Ceilings. (The ceiling adapter needs to be purchased separately). Colour:Black Material:Metal Package Contents: 4 * Black M10 Threaded Extension Rod Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Lighting Fixture downrods Black M10 Threaded Extension Island Lighting