Original PS90 Parts

Listed here are FN brand PS90 Parts. Please notice we have another product category for PS90 accessories and aftermarket parts called "For PS90"

FN Optic Rail

At nearly half a pound the PS90 factory optic rail is a cludge that most shooters will choose to replace. That's why we sell them cheap to the delight of collectors and weirdos who like the built in peep sight. Complete assembly...

$80.00

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PS90 P90 Bolt Group

Factory New FN PS90 Bolt Group. Firing pins can break. Extractors can seize. No one makes the retaining ring for the recoil springs, and you can't work on the bolt group without an arbor press. It's not a bad idea to have a spare PS90 bolt.

$485.00
FN 5.7x28 Ammo

These offerings are fairly new so we don't have a lot of experience with them. We've shot 1000 rounds of the GUNR ammo out of a P90 machine gun without a malfunction. SS201GU 'gunr' ammo is for target practice. SS200DF 'dfns' ammo is a hollowpoint...

$34.00

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10.4 Inch CMMG Barrel

CMMG Barrel for your PS90 SBR build. 1:9 twist. Happy to answer any questions you have regarding removal of the original barrel. We are a CMMG dealer. This item will drop ship from CMMG if we don't have any on hand, so a shipping delay is possible with...

$300.00

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PS90 Stock

PS90 Stocks are very hard to find new. If you can add the stock to your cart it's in-stock and available for purchace. If it says save to wishlist our stocks are out of stock and it can be years before we get more in stock. Does not include...

$520.00
PS90 MAG SALE

We test every mag we sell for smooth and reliable feeding. You'll find 2-6 different kinds of PS90 mags for sale on this page. All are new. All are sold at the lowest prices allowed. If you can add it to the cart it's in stock. Sorry, I don't have time...

$30.00

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Mag and Ammo Combo Deal

Save 12% on our already rock-bottom prices! Includes 50 rounds of Federal 40 grain 5.7x28 and a 50 round magazine! The magazine is hand inspected and upgraded with Derlin rollers for smoother loading! Will ship UPS ground. Shipping is disabled for...

$58.40

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PS90 Receiver Complete

Pretty much the only way to get all the receiver parts without buying a complete rifle. Factory new PS90 barrel group made by FN in Belgium. Condition will be better than in the photos. No rails, otherwise complete. If you can add it to the cart it's in...

$700.00
Black Reticle Sight

Very good condition example of this desirable, long-ago discontinued optic. The glass is crystal clear and the reticle is crisp and level. The finish is 98%, only worn on some sharp edges. PS90s and P90s sold with this optic were designated USG for...

$1,000.00

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P90 Selector Switch

Don't use cast plastic replicas of this item- they break and are extremely dangerous! This is a FN Factory selector switch for the P90 or F2000. You can install it in the civilian variant weapons. You can switch between all three settings. Switching to...

$49.00
PS90 Trigger Pack

We used to be able to source and sell factory new trigger packs, but FN hasn't released any to the market since 2019. Now our trigger packs come from parting out complete rifles. This has caused the price to go up, sorry.

$355.00

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PS90 Grey Hammer

FN PS90 gray hammer aka gen 3 hammer. Factory original. New or Very Good used condition.

$80.00
FS2000 Hammer

FS2000 hammers are a little beefier than PS90 hammers. This hammer is compatible with all FN bullpup trigger packs. Aside from being beefier this hammer is also made of slightly harder plastic than PS90 hammers. Though practically imperceptible, the...

$100.00
Internal Laser

Legacy Item. No longer available. Laser Features Low Drag, No Wires or added Bulk. High/Low/Off Switch is recessed into Stock. 10mw High 5mw Low User Adjustable Windage and Elevation. P90 armorer's manual available for you or your gunsmith...

$534.00