TAC 41 Cylinder Head (GBB Version)

TAC-41 cylinder head “GBB” Optional cylinder head for the TAC-41, “GBB” version, for optional/GBB hopup unit (SBA-HOP-31). 4.60 internal diameter nozzle, Oring included, stainless steel CNC construction. Compatible with (must be used with a “GBB” hopup unit- SBA-HOP-31): – original TAC-41 piston (SBA-BPS-30) – variable mass piston for TAC-41 (SBA-BPS-31) – Advanced piston head “GBB” (SBA-BPH-02)