Shadow Systems, MR920 Slide Lock Spring

MR Slide Lock Spring

There are two kinds of slide lock springs used in Shadow Systems pistols.  See photo for how to identify them.

Leaf Spring: This style is currently used in MR pistols and has been used in DR/XR models in the past.  This style also works with Gen3 and Gen4 style frames.

Coil Spring: This style is currently used in DR/XR/CR models.  This style also works with Gen5 style frames.