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FN PS90 MAGBLOCK FACTORY 10/30 MAGAZINE

- New and Improved Easy Install Design.

- This block will fit original 5.7x28mm FN PS90 Magazines made by FNH and some aftermarket magazines as well.

- The block replaces the factory locking plate and will convert 30 round magazines to hold only 10 rounds. (No Need for Factory Block)

- No modifications to your expensive FN PS90 magazines are needed to install.

- The block can be epoxied to the spring for a permanent modification.

*PATENT PENDING*