Anti-allergy and corrosion
Ultra lightweight
High strength and compatible
Long lasting
Φ10mm Outter Dia10mm Dia of thread 1mm
Φ12mm Outter Dia12mm Dia of thread 1mm
Φ14mm Outter Dia14mm Dia of thread 1mm
Φ18mm Outter Dia18mm Inner Dia 15mm thickless 2.2mm
Φ25mm Outter Dia25mm Inner Dia 21mm thickless 2.5mm
Φ28mm Outter Dia28mm Inner Dia 23mm thickless 2.5mm
Φ32mm Outter Dia32mm Inner Dia 26mm thickless 3mm
Packing:1 set