10Pcs Thread Adapter Sleeve Reducing Nut, M8 M to M4 F, 12mm Length | M8 x 1.25

10Pcs Thread Adapter Sleeve Reducing Nut, M4 M to M2 F, 4mm Length | M4 x 0.7

6Pcs Thread Adapter Sleeve Reducing Nut, M10 M to M8 F, 20mm Length | M10 x 1.5

10Pcs Thread Adapter Sleeve Reducing Nut, M6 M to M4 F, 5mm Length | M6 x 1

10Pcs Thread Adapter Sleeve Reducing Nut, M8 M to M6 F, 20mm Length | M8 x 1.25

10Pcs Thread Adapter Sleeve Reducing Nut, M8 M to M6 F, 15mm Length | M8 x 1.25

10Pcs Thread Adapter Sleeve Reducing Nut, M10 M to M6 F, 10mm Length | M10 x

10Pcs Thread Adapter Sleeve Reducing Nut, M8 M to M4 F, 15mm Length | M8 x 1.25

6Pcs Thread Adapter Sleeve Reducing Nut, M12 M to M10 F, 10mm Length | M12 x

10Pcs Thread Adapter Sleeve Reducing Nut, M4 M to M2 F, 5mm Length | M4 x 0.7

10Pcs Thread Adapter Sleeve Reducing Nut, M8 M to M5 F, 10mm Length | M8 x 1.25

10Pcs Thread Adapter Sleeve Reducing Nut, M6 M to M4 F, 12mm Length | M6 x 1

10Pcs Thread Adapter Sleeve Reducing Nut, M5 M to M3 F, 4mm Length | M5 x 0.8

6Pcs Thread Adapter Sleeve Reducing Nut, M12 M to M10 F, 15mm Length | M12 x

10Pcs Thread Adapter Sleeve Reducing Nut, M6 M to M4 F, 15mm Length | M6 x 1

10Pcs Thread Adapter Sleeve Reducing Nut, M6 M to M4 F, 4mm Length | M6 x 1

6Pcs Thread Adapter Sleeve Reducing Nut, M16 M to M12 F, 20mm Length | M16 x 2

10Pcs Thread Adapter Sleeve Reducing Nut, M5 M to M3 F, 6mm Length | M5 x 0.8

10Pcs Thread Adapter Sleeve Reducing Nut, M6 M to M3 F, 10mm Length | M6 x 1

10Pcs Thread Adapter Sleeve Reducing Nut, M6 M to M4 F, 9.5mm Length | M6 x 1

10Pcs Thread Adapter Sleeve Reducing Nut, M8 M to M4 F, 6mm Length | M8 x 1.25

10Pcs Thread Adapter Sleeve Reducing Nut, M8 M to M6 F, 10mm Length | M8 x 1.25

10Pcs Thread Adapter Sleeve Reducing Nut, M10 M to M5 F, 10mm Length | M10 x