How to choose ISMI products
13 and 15 lb flat wire springs for Glock 17 compatible. The correct choice depends on the platform, technical specifications, and intended use. Before purchasing, compare the model, measurements, caliber, attachment, and compatibility indicated in each product sheet.
Compatibility, availability, and use
Products intended for replacement or configuration of the recoil system, to be used according to the manufacturer's instructions, safety procedures, and applicable regulations. The updated availability is shown in the product grid.
How to check the correct ISMI product?
Check the exact code, platform, or model and only consider items compatible for which the product sheet explicitly states the required match. If in doubt, contact Planet Shooters before ordering.