Fangrui Product Details Auxiliary Profile Right-angle Installation, Making The Right-angle Installation Of The Profile Frame Machine Closer To The Right Angle, Suitable For All Kinds Of Profile Diy Machines. There Is A Hand-tightening Profile Fixing Mechanism, Which Is Convenient For Extruded Profiles To Fit More Tightly, Making The Profile Installation Accuracy Higher. Cnc Aluminum Alloy Processing, Anodized , High Processing Precision, Strong Structure. Provide A Way Of Screwing And Fixing Profiles By Hand, Which Is More Friendly To New Users Of 3d Printers. Please Notes: Suitable For Conventional Negative Tolerance Profiles, The Tolerance Is Below -0.04mm Width. Name: Cnc All Metal Right-angle Ruler Scope Of Application: 2020 Profile: Such As For 2.4, Trident, Legacy, Vzbot, Rigrat... Colour:black+red Material:aluminum Alloy 6061-t6 Size:35 X 7 X 35mm Package Contents: 2 X Profile Installation Aids 3 X Nuts (random Colors, Dont Accept The Specified Color) Only The Above Package Content, Other Products Are Not Included. No