The Global Link RV Entry Door Locking Latch Kit with Keyed Alike Option # 295-000019 will fit doors that are 1-1/4" to 1-1/2" thick, and will install into latches that are 2-1/2" wide, and 3-1/2" tall to 3" wide, and 4" tall.
If your door on your 2012 Keystone Avalanche 341TG matches those dimensions, then the Global Link RV Entry Door Locking Latch Kit with Keyed Alike Option # 295-000019 will work for you.
This lock is also able to be keyed alike to match other Global Link Locks, as well. view full answer...