rubber protective cap plastic screw thread protector cable insulation steel head dustproof color bolt cap

red(红色) black(黑色)

inner diameter 2.0mm(内径2.0mm) inner diameter 2.5mm(内径2.5mm) inner diameter 3.0mm(内径3.0mm) inner diameter 3.5mm(内径3.5mm) inner diameter 4.0mm(内径4.0mm) inner diameter 4.5mm(内径4.5mm) inner diameter 5.0mm(内径5.0mm) inner diameter 5.5mm(内径5.5mm) inner diameter 6.0mm(内径6.0mm) inner diameter 6.5mm(内径6.5mm) inner diameter 7.0mm(内径7.0mm) inner diameter 7.5mm(内径7.5mm) inner diameter 8.0mm(内径8.0mm) inner diameter 8.5mm(内径8.5mm) inner diameter 9.0mm(内径9.0mm) inner diameter 9.5mm(内径9.5mm) inner diameter 10mm(内径10mm) inner diameter 11mm(内径11mm) inner diameter 12mm(内径12mm) inner diameter 12.5mm(内径12.5mm) inner diameter 13mm(内径13mm) inner diameter 14mm(内径14mm) inner diameter 15mm(内径15mm) inner diameter 16mm(内径16mm) inner diameter 17mm(内径17mm) inner diameter 18mm(内径18mm) inner diameter 19mm(内径19mm) inner diameter 20mm(内径20mm) inner diameter 21mm(内径21mm) inner diameter 22mm(内径22mm) inner diameter 23mm(内径23mm) inner diameter 24mm(内径24mm) inner diameter 25mm(内径25mm) inner diameter 26mm(内径26mm) inner diameter 27mm(内径27mm) inner diameter 28mm(内径28mm) inner diameter 29mm(内径29mm) inner diameter 30mm(内径30mm) inner diameter 32mm(内径32mm) inner diameter 33mm(内径33mm)