HAMMER SPRING One UNIT4 Barrel Assembly Block
$10.00
Description
One UNIT4 Barrel Assembly Block
Created for a collapsible stock (AR-15 type rifles)
The Kit includes the SureStrike™ cartridge
yellow and smoke lenses
Its full range of adjustability will enhance retention for when you need your hands free
HAMMER SPRING One UNIT4 Barrel Assembly BlockOne replacement hammer spring for the UNIT4 Training Rifle. UNIT4 Patents
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
