Fully adjustable rear sight with fine windage and elevation adjustment. 
Available options:
- Fibre optic version - recommended for well illuminated areas;
- Glow in the dark version - for low light areas.
Made of strong 3d printed plastic. 

See my other items for front sights, etc.

Note to eBay:
This item is an accessory for airguns only and is allowed to be listed. 
It's NOT a firearm part or accessory - Please don't end this listing in error.