The US Optics Swivel Bubble Level mounts directly to your riflescope to provide a fast visual reference for maintaining a level shooting position.
- Type: Swivel bubble level
- Compatible With: Most riflescopes with standard tube diameters
- Mounting: Direct scope tube mount with swivel adjustment
- Construction: Durable housing with precision bubble vial
- Use: Eliminates cant error for improved long-range accuracy
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