Fits all standard B system 50ml double barrel epoxy and adhesive cartridges 1:1 2:1, does not fit 4:1 10:1 (Note: Adhesive and dispenser not included.) Reduced adhesive waste with smaller diameter and more efficient internal mixing elements [High Quality Material]The mixing nozzle is made of high quality plastic and the interface is well sealed. The spiral inside the dynamic mixing nozzle provides excellent mixing effect and no adverse reaction with any glue. [Wide Application]This static mixing nozzle comes with a 1.5mm nozzle, suitable for bonding metal, wood, masonry, plastic and rubber, etc. Mixing ratio: 1:1 Number of sections: 16 Colour:As Shown Material:plastic Package Contents: 50 x MB static Mixing Nozzle Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.