1) SG55x trigger housing aluminium CH
- Assault rifle SG553 (CH)
- approx. 120g lighter than the steel variant.
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from the leading swiss arms manufacturer
1) SG55x trigger housing aluminium CH
2) SG55x trigger housing aluminium US.
3) Charging handle straight.
4) Conversion kit SG552 to SG553
5) Conversion kit (without bolt carrier)(without closure)
6) Conversion kit (without bolt carrier)(without closure)
7) Conversion kit (without bolt carrier)(without closure)
8) Conversion kit (without bolt carrier)(without closure)
9) Conversion kit (without bolt carrier)(without closure)
10) Conversion kit (without bolt carrier)(without closure)
11) Conversion kit (without bolt carrier)
Any SG55x lower receiver in .223 Rem. / GP90 / .300Blackout is compatible with these conversion kits.