Couplers will allow you to change similar sized cake decorating tubes without emptying the decorating bag. This is a 2 piece coupler set from Ateco for large sized tubes.
Specification
Ship Weight: .2 LBS
Product ID: 51348
Manufacturer: Ateco
Country of Origin: Korea
UPC: 312000000042
Model Number: ATE-404
Manufacturer Part #:404
Reference ID: ATE-404, 51348, 404
Base Material: Plastic
Color: White
Oversized ShippingNo
Hazardous MaterialNo
NSF ApprovedNo
UL ApprovedNo