OEM 20# main spring for CZ 75 series pistols.
Compatible with:
CZ 75B
CZ 75 B OMEGA
CZ 75D
CZ 75 COMPACT
CZ 75D COMPACT (PCR)
CZ P-01
CZ P-01 OMEGA
CZ SP-01
CZ SP-01 PHANTOM
CZ SP-01 PHANTOM 2
CZ 2075 RAMI
CZ 40B