Need a lock for certaintee casement, someron II. The original lock has a 31401A stamped, the lock is approx 4x7/8", the extended arm is approx 3.375 to 3.5". Left or right hand is just shown in my photo,
handle up to open?down to lock. I see you have 2 items similar to mine?38-058 and 38-091, which one should I order?thanks in advance!