1988 Colt Python Bright Stainless Steel (B STS) revolver, specifically the Model I3021 (often logged in catalogs as part of the I3020 series) featuring a short 2.5-inch barrel. 

Make: Colt

Model: Python, Model I3021

Serial Number: T87296

Date of Manufacture: 1988 

Caliber: .38 Special/.357 Magnum

Action Type: Single and Double Action Revolver

Overall Condition: Overall Condition: Excellent condition, showing only light, superficial signs of prior handling. This revolver retains 99% of its original finish. 

Bore Condition: Excellent - Clean, mirror finish. 

Bore Rifling: Excellent Rifling - Sharp lands and grooves.