Quick view Ambu Ambu® aScopeâ„¢ 3 Large Ambu ® aScope™ 3 Large 1 each aScope 3 Large, 5.8mm outer diameter with 2.8mm working channel. EXPIRES 2020-06-22 Specifications: Bending Capabilities: 140° up, 110°... MSRP: Was: Now: $199.00 Add to Cart