EXCLUSIVE Stanley 800mm I-Beam Level 800mm SKU: 180934 MODEL: 1-42-921 Error. try again later You've successfully joined the club $ 33 .76 each Available on orders $50 to $1500.More info × Mitre 10 Variants Durable heavy-duty I-beam aluminium level with 2 x fixed vials and 1 x 180° rotating vial top easy to read centre vial. The horizontal vial can be viewed from both side and above for ease of use. Features and benefits Shock absorbing end caps. Pipe groove for use on rounded surfaces. 3 vials. Accurate to ± 1.5mm/1m.