Reserve from the case
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
Reserve from the case
Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
It features all injection molded plastic and CNC aluminum and steel pieces
The interior is fully padded with a padded divider
They are the highest quality BBs currently on the market
and include 4-way stretch articulating joints on the small
Whether you’re running softer / harder springs
KM4 Series Buffer Tube (Part 509A) Mechbox Pro It features all injection moldedThis metal buffer tube fits all KM4 Series AEGs, including the CQR and KM16 Series and allows MilSpec 6 position stock functionality. It appears on KM4 diagrams as part 509 (or as part 80 on the CQR Series diagrams).
Pay in 4 interest-free payments of $8.00 Learn more