Material: Stainless Steel
10277150-inner size 16*21mm,Outter size 29mm
10277250-inner size 10*14mm,Outter size 16*24mm
10277350-inner size 20mm,Outter size 27.5*31mm
10277450-inner size 18*28mm,Outter size 25*38mm
10277550-inner size 22mm,Outter size 30*35mm
Please allow 1- 2mm error due to manual measurement and make sure you do not mind before ordering.
Note:Due to variations in monitor display, the color of products may slightly be different when received in person. We do our best to take photos so that they appear true to color.