A generic 30"/2mm-sensitivity tube bubble vial, a common replacement size fitting a range of tribrachs and adapters.

A round glass bubble vial sized as the replacement circular level for a Leica NA2 automatic level.

The G33506 is an aluminum vial assembly, 38mm outer diameter, a clip-on circular level bubble unit used to check a survey pole is held vertical during..

The G33515 is an aluminum vial assembly combined with a pole locking system, letting the operator both read the level bubble and lock the pole extensi..

The G33616 is a head-up vial assembly with an adjustable clamp system, positioning the level bubble at eye height on the pole for easier reading while..

The G51018 is a bubble-level vial mounted in a snap-on holder that clips around a 32mm OD pole, giving a quick visual plumb check on prism or GPS pole..

The G51019 is a die-cast aluminium rod-level clamp with an adjustable 20-minute vial, clipping onto round/rectangular rods for levelling staffs or pri..

The PA40 is a yellow staff bubble level that straps onto a leveling staff or rod with a wide velcro band, giving a bright, easy-to-spot circular vial ..

A bright-orange metal rod level that snap-mounts onto a leveling staff, with a large circular bubble vial for fast readability in the field, packed as..

An orange rod-level bubble accessory for leveling staffs, providing a quick plumb check, with a snap/strap-style mount.

The SLDSTB is a standard clip-on circular bubble vial that snaps onto a levelling staff or rod, letting the operator keep the staff plumb while taking..