THESE ARE MADE OF HEAVY DUTY STEEL. PLEASE KNOW WHAT YOU ARE BUYING.  WE USE WELDED HEAVY DUTY STEEL. These come sin a pack of 10 and are 14" long. They have 3 notches.  Screws are not included as they will vary depending the surface you are mounting your new Extension upon.    10 come in this PACK.
 
QUALITY PRODUCTS AND SERVICE, WE WOULD NOT HAVE IT ANY OTHER WAY.
 
These fast and easy vertical barbed wire / barbwire arm extensions were designed and are manufactured onsite at our facility in eastern North Carolina. The design was developed and implemented by our head engineer who brings to the table more than 42 years of experience in the industry. 
 
These extensions are installed on existing fence - PVC (vinyl) or wood - and any other existing structures to include post, fence, brick, concrete, wall, etc. EXTENSIONS ARE FLAT OR SURFACE MOUNT.
 
Fasteners are NOT included. Extensions are VERTICAL.
 
For similar extensions for chain link fence, please see our separate "Extend-An-Arm for Chain Link" listing. We invite you to contact customer service for questions. 
 
**Legal Disclaimer: All products in the "Extend-A" Line (including Extend-A-Post, Extend-An-Arm, and Extend-A-Section are the exclusive design and intellectual property of The Fence Department, Inc. We claim and reserve the right of all legal protections. Please do not infringe.