GT21T-1/1P-H(B) GT21T-1/1S GT21T-1/1S(B) GT21T-1/1S-HU/R(B) GT21T-1P-H GT21T-1P-H( C ) GT21T-1P-H(55) GT21T-1P-H(C) GT21T-1P-H(C)(55) GT21T-1S-HU