The Smith & Wesson Model 637 Airweight is a compact J-Frame revolver chambered in .38 Special. Its lightweight aluminum alloy frame, stainless steel barrel and cylinder, exposed hammer, and five-round capacity make it well suited for discreet carry and personal protection. This configuration includes Crimson Trace Lasergrips for an integrated laser aiming reference while preserving the revolver's compact profile. Fixed sights provide a durable backup aiming system, and the revolver supports both double-action and single-action operation.

Key features

• Lightweight J-Frame Airweight construction for comfortable carry
• Five-shot .38 Special cylinder for personal-defense use
• Exposed hammer supports double-action and single-action operation
• Crimson Trace Lasergrips provide an integrated laser aiming reference
• Fixed front ramp and rear notch sights offer a durable backup sighting system
• Stainless and silver finish components provide a classic, corrosion-resistant appearance

The Smith & Wesson 637 Airweight combines compact J-Frame handling with Crimson Trace laser-equipped grips for a practical everyday-carry revolver.