This drum replacement or spare magazine is compatible with your Remington 597. It is constructed of polycarbonate with injection molded mag follower and mag spring formed from chrome silicone wire. Made in the USA.
Specifications:

Caliber	22 LR
Capacity	70
Finish	Smoke
Model	Remington 597
Material	Polymer
Type	Drum
Model Fit	597
Brand Fit	Remington
Max Capacity	70