1/What makes the Tippmann A5 better than the Tippmann 98 Custom?
Although they are similar in some ways the Tippmann A5 comes with more features out of the box and has more user friendly features. The most notable of these features being that it comes with a Cyclone feed and hopper already, so you do not need to purchase a hopper separately.
2/What upgrades for the Tippmann A5 can I get?
Over the years there have been a ton of upgrades that have been available for the A5 Custom from barrels, to electronic grip kits, to bolts, and conversion kits.
3/What barrel works best on the Tippmann A5?
You can use any barrel with A5 style threads, the most optimal barrels to use for this marker are any that range between 14 to 16 inches.