MFK Subaru / GM B110 / TOY43R / Refill Blades 10-Pack (GTL)

The GTL Multi-Function Key (MFK) Kit is an advanced modular key system engineered for professional automotive locksmiths. This single, comprehensive kit supports the production of hundreds of mechanical key variations across six of the most widely used automotive keyways. When integrated with GTL MFK heads and compatible transponder chips, the system enables efficient creation of a broad range of transponder keys. The MFK platform minimizes inventory redundancy, optimizes mobile workspace utilization, and ensures reliable coverage of high-frequency key applications.

• PLASTIC-HEAD MECHANICAL KEYS: Pair with compatible GTL key heads to produce a permanent, high-quality mechanical key
• TEST KEYS: Use with the reusable GTL blue universal head to cut low-cost blades for lock testing prior to duplicating onto transponder or remote-head keys
• TRANSPONDER KEYS: Use the same GTL key heads with the appropriate transponder chip for programming and final key delivery
• MANUFACTURER: GTL