View cart “Model 1576” has been added to your cart. Previous Product Next Product #BL Round Bubble $5.50 30mm diameter bubble. 3 hole mounting base. #BL Round Bubble quantity Add to cart SKU: #BL Categories: Bubbles/Vials Accessories, Inclinometers Description Description 30mm diameter bubble. 3 hole mounting base. Related products Add to cartDegree Models, Inclinometers, Percent/Grade ModelsModel 2145-05-A Dual Scale Mechanical Inclinometer $104.50 Add to cartInclinometers, Percent/Grade ModelsModel 18 PR $114.40 Add to cartBubbles/Vials Accessories, InclinometersRAVF 100/5 Bubble $42.90