These poles are made to take a beating, the bottom of the pole threads into a stainless spring so it will flex (not bend) when personnel or hoses come into contact with it. 

Spring also allows the pole to be held down with a lanyard, or bend down in case of low overhead door situations.

Product Features

• 19" tall solid 316 Stainless Steel flag pole, highly polished to keep with chrome hardware on Fire Trucks.
• Comes with life-time Stainless Steel swivel set that fits 12" H x 18" L flags (flags sold separately). 
• Stainless Spring and mounting hardware are included.  Thread size of spring is 3/8"- 24.