chrome-plated finish on a steel frame and steel slide

Hi Philip, this has a chrome-plated finish steel frame and steel slide.
Stay safe & have a great day!

Hi Philip and welcome. This has a Chrome Finish.
Tristar American Classic II Specifications
Brand: TriStar
Category: Pistols
Series: II 1911
Model: American Classic
Caliber: 10mm Auto
Capacity: 8+1
Action: SAO
Frame Finish: Chrome
OAL: 8.50"
Frame Material: Steel
Hand: Right
Sight Style: Contrast
Slide Finish: Chrome
Slide Material: Steel
Slide Description: Serrated Chrome Steel
Gun Platform: 1911-Style
Grips: Wood
Sight Configuration: Dovetail Front / Novak Rear
Includes: Hard Plastic Case
Safety: Beavertail Grip / Manual Thumb
Barrel Length: 5"
Max Capacity: 8
Weight: 2.47 lbs
Frame Description: Chrome Steel with Beavertail --------------- Cheers, stay safe and enjoy!

The Frame and slide are steel. Slide is chrome Plated.
TRI AM CLASS II 1911 10MM CHR 8RD" refers to a TriStar Arms "American Classic II" 1911 style pistol chambered in 10mm, with a chrome finish, and a magazine capacity of 8 rounds.
Breakdown:
TRI AM: Abbreviation for "TriStar American" which is the brand name of the pistol by TriStar Arms.
CLASS II: Indicates this is a model within the "American Classic II" series.
1911: Refers to the design style of the pistol, based on the classic John Browning 1911 design.
10MM: The caliber of the pistol, meaning it fires 10mm Auto ammunition.
CHR: Stands for "chrome," indicating the pistol has a chrome finish on the slide and frame.
8RD: Signifies that the standard magazine holds 8 rounds.
Key points about this pistol:
Manufacturer: TriStar Arms
Model: American Classic II
Caliber: 10mm Auto
Finish: Chrome
Magazine capacity: 8 rounds