MBX Z-Max Springs
for MBX Para/Armscor/Remington Style Tubes

All components are designed to work with MBX tubes. Other manufacture parts may be used in conjunction with MBX parts, components, or tubes but may require adjustment/fitting for maximum reliability.
MBX Z-Max 11 Coil Spring
MBX Z-Max 11 Coil Spring and Competition Follower Set for 140mm MBX Para/Armscor/Remington Style Tubes

MBX Slide-Lock Spring and Slide-Lock Follower Set for 140mm MBX Para/Armscor/Remington Style Tubes
MBX Z-Max 11 Coil Spring for 140mm MBX Para/Armscor/Remington Style Tubes
Single Springs
5 Pack Springs
MBX Z-Max 13 Coil Spring
MBX Z-Max 13 Coil Spring & Competition Follower Set for 170mm MBX Para/Armscor/Remington Style Tubes
MBX Z-Max 13 Coil Spring for 170mm MBX Para/Armscor/Remington Style Tubes
Single Springs
5 Pack Springs