BAM B26 explained

BAM XS-B26
Type:Air Rifle
Origin:China
Is Ranged:yes
Manufacturer:Xisico
Mass:7.3lb
Length:43inches
Part Length:16inches
Cartridge:
  • .177
  • .22
Barrels:1
Action:Break Barrel, spring loaded, piston driven
Velocity:800ft/s with 7.9gr pellet, 650ft/s with 14.3gr pellet
Sights:TRUGLO Fiber Optic Sights, 11mm dovetail for scopes
Ref:

The BAM XS-B26 is a Chinese copy of the Beeman R9. It is available in two calibers: .177 and .22. It is a break barrel type air rifle.

The 26 in B26 is for 26 mm chamber, but it never went into production at 26 mm.It has a 25 mm chamber. The Beeman R9 has 26 mm, where the B26 does not have the 26 mm chamber.

Now Bam B26 is 26 mm chamber.