GAUGE AND HIGGS BOSONS
INSPIRE search

${{\mathit g}}$ (gluon) $I(J^P)$ = $0(1^{-})$ 

SU(3) color octet
Mass $\mathit m$ = 0. Theoretical value. A mass as large as a few MeV may not be precluded, see YNDURAIN 1995.
gluon spin