PMI, ACI, WWP and Kenimex parts for compatible paintball pump guns

These nelson based pumps include the following pumps by each manufacturer:

PMI:
Trracer (Side cocking)
Tagmasters (Undercocking)

ACI:
Maverick (Side cocking)
Hornet (Undercocking)

WWP:
Razorback (Side cocking)
Blackwidow (Side cocking)

Kenimex:
Scorpion (Side cocking)
Blackhawk (Side cocking)