Published: 09/13/2026 (6 hours ago)
$25.00
Set of 3 ISMI heavyweight recoil springs, made for NDZ Performance guide rods — fits Glock 43, 43X, 48 (label also lists 26/27/33/39). Bought as spares, never used — still sealed in original packaging. Selling because I ended up not needing them / past the return window.
ISMI-RS-GLK48-15LB
ISMI-RS-GLK48-17LB (factory stock weight)
ISMI-RS-GLK48-19LB
Chrome silicon flat wire springs from ISMI, built for NDZ heavyweight guide rods — rated for up to 10x the service life of standard music wire. Great tuner pack for dialing in recoil feel for carry, range, or competition use.
Price: $25/ALL or $10/EACH- Cash or Venmo — can ship within Montana for an additional $5.
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