Samson Evolution 4" Rail Kit
Evolution accessory rails can be added or removed at any of 7 positions around the rail and any place along the length of the tube. Compatible with Samson Evolution Series and RTR Series handguard only. Includes (1x) 4" rail section.
- 1913 Picatinny Mil-spec
- Compatible with Evolution Series only and RTR Series
- ,Includes 1-4" rail,