Axcel Removable Block 2 und 3. AchseAxcel Removable Block 2 und 3. Achse Farben: schwarz You can easily change out multiple setups and still keep your scope aligned in the 2nd and 3rd axis! The AXCEL 2nd 3rd axis removable block is a very popular item because of its convenience and accuracy. Every time you remove and assemble the block, the 2nd 3rd axis knob will turn right into a machined detent to keep your scope aligned perfectly every time. You can choose between a threaded scope