Click to expand Tap to zoom Pneumatic Flex Arm for Z3, Z4 Zoom, and DM Stereoscopes Save $ -838.80 $ 838.80 SKU Z3B-BMS7-PA77 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Pneumatic Flex Arm, 76mm, for Z3, Z4 Zoom or DM stereoscopes.