More weight less reps. My triceps just about tripled in size when I lifted weights regularly for two years and I seemed to go with as much weight as possible with anything regarding triceps. I just wanted big arms. If you can't really get it to work out for you don't stress about it, you look like you're in fine shape as it is.
Buy some on ebay. well come on you don't really think those men in magazines have real ones do you?