Beavertail Backstrap – Glock 21,20Compatibility Models: 21, 20 Generations: Gen 4 & Gen 5 Function and benefits Changes grip angle from 22 to 18 Eliminates the grip hump Increases trigger reach Provides more support hand surface area Enables a higher hand position while preventing slide bite Improves natural point of aim and overall grip consistency Included Beavertail Backstrap One 28 mm trigger housing pin (additional pins available separately) Installation Drop in design No

slightly increases trigger reach while adding a beavertail and smooth transition into the grip

Changes grip angle from 22° to 18°

Any firearm shown in photos is for demonstration purposes only and is not included

or endorsed by Shadow Systems

Gen 3 - 32 mm pin

Rapid Engineering Inc

Models: CR920

or endorsed by Glock

Enables a higher hand position while preventing slide bite

Magazines: OEM

Models: 42

or endorsed by Palmetto State Armory