Lambda Japan announce new inner barrels for the Glocl 34 airsoft pistol. You can choose which diameter you prefer, especially if you are looking for a tighter bore. Interested resellers can contact them for more information... "Lambda barrel is cold forged stainless steel we selected. The internal tolerance is 1 micro mm class. Better quality for your GLOCK 34."

Lambda ONE for GLOCK 34 (Dia 6.01mm)

Lambda FIVE for GLOCK34 (Dia 6.05mm)