1.Compatible with Nerf 21mm Rail Mount
2.100% New and high quality.
3.This sight can position high up for clear visibility to your target.
4.This spring is only for WORKER MOD short dart magazine,You need to match WORKER MOD Short Darts Upgrade Tube Kit.
5.Blaster and clip not included!
Package Weight: 77g
3PCS Decoration Kits
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