As mentioned in our forums by Banshee_Will, Silverback Airsoft have a new PP-19 Bizon kit on the way. It’s due out later this year and will accept the usual v3 gearbox:
Presenting the PP-19 Bizon
Silverback Airsoft PP-19 Bizon will arrive this spring !
– FULL STEEL parts ! There are no Zinc alloy parts !
– V3 gearbox with 7mm ball bearing.
– Nylon fiber midcap magazine, 160 rounds.
– Skeleton steel stock.
– Realistic side rail size, that fits real Russian optics.