Strike industries extended takedown pins and pivot pins are ideal for shooters looking for a custom look and that run multiple upper receivers off of a single lower. Made out of Precision-Machined Steel. This is a replacement for the standard AR15/M16/M4 takedown pins and fits most of AR standard and billet receivers.
Specifications:

Type	Pin Kit
Model	AR-15/M16/M4
Dimensions
Size
Material	Steel
Action
Trigger
Safety
Thread Pattern
Finish	Chromed
Bolt Type
Hand
Hammer Type
Max Capacity