You want to look at the shell lifter. If it is solid, then it is an older one and ya probably should jump on it. Cycle the pump, is it buttery smooth? Should be. The newer ones have a slot in the shell lifter.
"Always place your clothes and weapons where you can find them in the dark"
"Understand that the enemy is not the enemy in his own eyes ;this may offer you an opportunity to make him your friend. If not, you can kill him without hate, and quickly."