GLOCK 27 GEN 4 (RTF-4) SUB-COMPACT Description
.40 S&W cal., similar to G27 Sub-Compact, except features (less polymid traction) Rough Textured Frame (RTF-4) with recessed thumb rests, finger grooves, no mounting accessories rail, and interchangeable frame backstraps, includes a reversible enlarged magazine catch, dual recoil spring assembly, and a new trigger system, fixed rear, adj. rear, Glock steel, or Glock night sights, 9 or 10 shot mag., standard black or optional FDE (limited mfg. 2012-current) or Gray (limited mfg. 2015-current) finish. New 2010.
This model is currently only available to law enforcement (USA).