ICD Promaster [I have 2 pics of them up]
Vlocity and Halo with V35
Pepperstickz [I also have a Freak Kit]
Lucky's LP Valve
Smoothness and Ease of On/Off
None [you might dislike the rail, only 1 screw]
This ASA will rock your world. Its very nice, very light, very sexy, and very easy to use, sooo smooth with on/off. Its great quality. I cant say much about it, except for that it really is worth the 40 dollars that you are going to spend on it.