Question: what are all the barrel lengths whith the name  AR-15A3 Competition HBAR
SQL: SELECT "Barrel length" FROM "1-12834315-2" WHERE "Name" = 'AR-15A3 Competition HBAR';

Question: What is the fire control for the Sporter Target
SQL: SELECT "Fire control" FROM "1-12834315-2" WHERE "Name" = 'Sporter Target';