CREATE TABLE "mt_and_cr_series_models" (
  "colt_model_no" text,
  "name" text,
  "stock" text,
  "fire_control" text,
  "rear_sight" text,
  "forward_assist" text,
  "case_deflector" text,
  "barrel_length" text,
  "barrel_profile" text,
  "barrel_twist" text,
  "hand_guards" text,
  "bayonet_lug" text,
  "muzzle_device" text
);

Question: Name the barrel length for rear sight a2 for factory compensator
SQL: SELECT "barrel_length" FROM "mt_and_cr_series_models" WHERE "rear_sight"='A2' AND "muzzle_device"='Factory compensator';

Question: Name the barrel twist for colt model mt6400
SQL: SELECT "barrel_twist" FROM "mt_and_cr_series_models" WHERE "colt_model_no"='MT6400';

Question: Name the forward assist for a2 barrel profile
SQL: SELECT "forward_assist" FROM "mt_and_cr_series_models" WHERE "barrel_profile"='A2';

Question: Name the stock for colt model mt6601
SQL: SELECT "stock" FROM "mt_and_cr_series_models" WHERE "colt_model_no"='MT6601';