Here is a list of what i got for my Well L96
Hop up
http://shop.ehobbyasia.com/pdi-varia...n-type-96.html
Zerro trigger ( a must with upgraded spring, and my stock one is cracking after 2 years of play)
http://shop.ehobbyasia.com/pss2-zero...zen-apsii.html
piston set
http://shop.ehobbyasia.com/pdi-laser...zen-aps-2.html
my tightbore
http://www.airsoftatlanta.com/Airsof...mm_p/65266.htm
and 150m Spring. although i use stock spring for ASC.
I use the 150m for 48 hour event.