The Blue Line Diana Twenty-One FBB .177 Air Rifle Scoped Combo delivers an approachable way to experience precision airgun shooting. Built around a rifled 16.5" fluted bull barrel with an integrated moderator and topped with a Diana 4x32 scope, this break barrel spring-piston rifle offers consistent accuracy and a smooth, straightforward shooting cycle. The synthetic Monte Carlo stock with rubberized butt plate and metal trigger with automatic safety create a comfortable, confidence-inspiring platform for new and experienced shooters alike.

This single-shot .177 caliber air rifle is ideal for backyard plinking, informal target practice, and skill-building sessions. Adjustable TRUGLO fiber optic sights let you fine-tune your point of impact, while the ambidextrous synthetic stock and 11mm dovetail rail support flexible setup and easy handling. With its blend of modern design, dependable performance, and thoughtful features, the Diana Twenty-One FBB reflects Blue Line and Diana’s long-standing reputation for practical, well-crafted airguns.

• Manufacturer: Blue Line
• Model: Diana Twenty-One FBB .177 Scoped Combo
• Caliber: .177 pellet
• Action: Break barrel spring-piston
• Barrel Length: 16.5" fluted bull barrel with integrated moderator
• Capacity: 1 shot
• Scope: Diana 4x32