Hand Injectors with Locking Pins. 

2" diameter injectors

8oz Injector  = $155.99

12oz Injector=$169.99

16oz Injector = $175.99

20oz Injector = $185.99

Dual Kit only = $115.99

Dual 8oz Injector = $369.99.99

Dual 12oz injector = $389.99 includes 2 injectors and kit

Dual 16oz injector=$409.99 includes 2 injectors and kit

Dual 20oz injector=$429.99 includes 2 injectors and kit

All injectors Comes with 2 O-Rings