99HMC4 Posted November 24, 2023 Report Share Posted November 24, 2023 (edited) This is a used, but as new RCM SP5K/MKEK/AP5k bolt carrier with MKE bolt head, LP and recoil spring. Brand new HK Extractor spring. The RCM K carrier has the full auto removable sear trip, and will fit the SP5K and any other K size receiver. Used to test fire and that was it, carrier has been refinished as well. $325 shippedPictures Edited November 24, 2023 by 99HMC4 Quote Link to comment Share on other sites More sharing options...
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