We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Bag of fifty black flat rubber belts, each about four millimetres wide and folded to roughly eleven to fourteen centimetres

Ruth's sister

Ruth's sister 50PCS Flat Rubber Belt 4mm internal power cable

SKU CH-QJMS-1MKMT

Pack of 50 flat rubber drive belts, 4 mm wide and 110–145 mm folded length, for cassette decks, Walkmans, CD-ROM and DVD drives

  • 50 belts per pack keep spares on hand for multiple repairs
  • 4 mm flat rubber profile fits cassette decks CD and DVD drives
  • 110 to 145 mm folded length covers common mechanism sizes
  • High-quality rubber resists wear and absorbs vibration without deformation
  • Brand-new condition ensures reliable grip and long service life

50-Piece Assorted Drive Belt Kit

This kit supplies fifty flat rubber belts in a mixed assortment of folded lengths between 110 and 145 millimetres. Each belt measures approximately 4 millimetres wide and is made from black rubber chosen for wear resistance and vibration damping. The components are intended for repairing or maintaining cassette decks, portable players, CD-ROM and DVD drives. No retail packaging is included.

Replaces Worn Original Belts In Legacy Drives

Over time the original drive belts in recorders, Walkman units and optical drives stretch, harden or snap, causing speed errors or loading failures. Swapping a degraded belt for one from this assortment restores correct tension and traction without deformation. The mix of lengths covers many common mechanisms, so the repair is worthwhile when the original part is unavailable or the drive is otherwise functional.

Fits Compact Mechanisms With 4mm Belt Paths

The flat profile and 4 millimetre width suit narrow capstan and pulley arrangements found in portable and slim-line equipment. Builders need only match the folded length to the original specification; no tools beyond basic disassembly are required. The rubber material stays flexible across temperature changes, freeing the mechanism from slippage and audible wow or flutter.

Highlights

  • 50 belts per pack keep spares on hand for multiple repairs
  • 4 mm flat rubber profile fits cassette decks CD and DVD drives
  • 110 to 145 mm folded length covers common mechanism sizes
  • High-quality rubber resists wear and absorbs vibration without deformation
  • Brand-new condition ensures reliable grip and long service life

Specifications

No published specifications for this item yet.

Questions about this item

What internal space do the 4 mm wide flat rubber belts need to fit around the pulleys?

Each belt has a folded length of approximately 110 to 145 mm and a width of 4 mm; check that the pulley groove and centre distance match those dimensions before installing.

How are the belts installed on a cassette or optical drive, and what step is often missed?

Stretch the flat rubber belt over the motor pulley and the driven pulley, ensuring it sits flat in the groove without twisting; the step often missed is verifying the belt runs true after the first rotation.

When will the 50 belts need replacement and how should they be stored until then?

Replace a belt when it slips, loses tension or shows cracking; store unused belts in a cool, dry place away from direct sunlight to preserve the rubber elasticity.

New to this? Which coin should you pay with — what to check, what it costs to pay, and what is never asked for.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.