Lezyne Threaded CO2 Cartridge

16g: inflates 1 road tire to 120psi, inflates 1 MTB tire to 30psi
20g CO2 cartridges contain a mid-sized charge suitable for higher volume gravel tires or similar (Exp. 700c x 40mm / 29" x 1.5")
25g: inflates 1 MTB tire (26''x 2.5'') to 40psi or 29'' MTB tires