Check the listing for details. 1 Pair (2 keys) Fastec FIC Precut Keys HF301-HF351 RV Keys CF EF HF Are The Same. Condition: New. Listed at 9.94 USD. FASTEC FIC CF, EF, & HF SERIES KEYS - SET OF 2 Fastec FIC Custom Cut Keys for all RV/Camper/Travel Trailer/Fifth Wheel Entry Door & Baggage Door Locks. If you have lost your keys and are unsure what your key code is, you will need to remove the inside access plate of the door lock. Located within that plate or on the lock will be a sticker with the key code for your lock cylinder.ALL Fastec FIC CF, EF, & HF Series entry door lock keys (Square Black FOB) coded HF301 - HF351 PLEASE NOTE:If your key fob is Square and Purple, then you have a Global Link lock and will need to purchase the G301 - G390 keys.If your key fob is Square and Black, then you have a FASTEC (FIC) lock (CF, EF and HF series) and will need to purchase the HF301 - HF351 keys.If your key fob is Square, Black and has rounded top corners, then you have a FASTEC (FIC) lock (CW Series) and will need to purchase the CW401 - CW434 keys.If your key fob is Ovular and Black, then you a Bauer Lock and will need to purchase the RV301 - RV360 keys.If you key fob is Ovular and Gray, then you have a Bauer Lock and will need to purchase the RV701 - RV760 keys.