Description
The 599 / 887 / 888 rail thumbscrew is a factory replacement component designed for Daisy Model 599, 887, and 888 competition rifles. This thumbscrew is used to properly secure the rifle’s accessory rail, helping maintain stable mounting and consistent alignment during training or competition.
Competition rifles require secure and dependable attachment points for rails and accessories. Over time, small hardware components such as thumbscrews may become worn, misplaced, or damaged through repeated adjustment. Replacing a worn 599 887 888 rail thumbscrew helps restore proper clamping pressure and secure fit.
Designed specifically for Daisy competition platforms, this thumbscrew is manufactured to factory specifications for proper thread engagement and reliable tightening. Using the correct replacement part ensures compatibility with the rail system used on approved models.
Compatible Models
- Daisy Model 599
- Daisy Model 887
- Daisy Model 888
Maintaining secure rail attachment is important in structured marksmanship programs and competitive environments. A properly tightened 599 887 888 rail thumbscrew supports consistent equipment positioning and reduces unwanted movement during use.
Whether maintaining an individual competition rifle or servicing equipment for a club or training program, replacing missing or worn hardware with manufacturer-approved components helps preserve performance standards.
KEY FEATURES
- Replacement rail thumbscrew
- Designed for Daisy Models 599, 887, and 888
- Supports secure rail attachment
- Factory-specification hardware
- Ideal for competition rifle maintenance














