Information on Polymer80 Glock-Compatible 80% Frames 
There have been two models of the Polymer80 frames so far: The Spectre (PF940, aka v1) and PF40c 
 Model Compatibility 
  
 Model Quick-Reference 
Purpose column definitions 
-  Compact - short form factor, meant for concealment
  -  Standard - normal "service pistol" form factor
  -  Long slide - 6" barrel in a long slide for longer sight radius and more dwell time in the barrel
  -  Competition - barrel length fits somewhere between the standard and long slide lengths, sight radius similar.
 
 
		
			|  Model  | 
			 Caliber  | 
			 Frame  | 
			 Purpose  | 
		
		
			|  17  | 
			 9mm  | 
			 PF940  | 
			 Standard  | 
		
		
			|  17L  | 
			 9mm  | 
			 PF940  | 
			 Long slide  | 
		
		
			|  19  | 
			 9mm  | 
			 PF940C  | 
			 Compact  | 
		
		
			|  22  | 
			 40S&W, 357 Sig  | 
			 PF940  | 
			 Standard  | 
		
		
			|  23  | 
			 40S&W, 357 Sig  | 
			 PF940C  | 
			 Compact  | 
		
		
			|  24  | 
			 40S&W, 357 Sig  | 
			 PF940  | 
			 Long slide  | 
		
		
			|  31  | 
			 357 Sig  | 
			 PF940  | 
			 Standard  | 
		
		
			|  34  | 
			 9mm  | 
			 PF940  | 
			 Competition  | 
		
		
			|  35  | 
			 40S&W, 357 Sig  | 
			 PF940  | 
			 Competition  |