Are linear actuator Surplus is producing good

I'm looking for a linear actuator Surplus is producing. Anyone got it? I'm interested in your experience with it... Thanks.

Yeah, American Science & Surplus is a hight quality brand, you can be sure you will get great quality linear actuator if you buy their. Here are some reviews:
http://www.247shopper.info/von-weise%C2%…
http://www.247shopper.info/12vdc-linear-…

No, but I have a book on the English language.

i want to have one.