Is the Echo1 USA TAP Hi-Capa GBB Racer a good option for a backup pistol or a customisable race gun? The Salty Old Gamer takes a look... "We're checking out this Echo1 TAP HiCapa GBB Racer. It's a fully upgradeable mid-tier airsoft gbb that could be the best performer for the price we've looked at so far. Stay tuned to find out."