Firearm purchases require a background check and must be picked up in person by the purchaser
SBR transfers will not be accepted 
Here are some specs for the Marlin 88-22 .22:
Capacity: Tubular magazine capacity is 17 rounds before the late 1980s and 14 rounds since the late 1980s
Rate of fire: Typically less than 2 seconds per shot
Muzzle velocity: 1,280 ft/s (390 m/s) at 500 yards 
Marlin Firearms is currently working to increase production and add new models, but demand is currently higher than supply