Eligible On: Piper PA-12, PA-14, and PA-18 Series Aircraft
STC: SA4619NM (covers PA-12), SA4620NM (covers PA-14), SA4621NM (covers PA-18)
FAA/PMA: Supplement 1 (covers PA-18), Supplement 1 (covers PA-12 and PA-14)
Weight: 1 lb, 2 oz
Material: 4130N, powder coated white, black, or gray
Purpose: 3164-1 is a heavy duty replacement for Piper P/N 12844-04
Installation: Same as original stock part