Each of the two (2) refills will yield 3000 pages at 5% coverage.

The toner is specifically made for the Samsung ML-2510, ML-2570, ML-2571, SCX-4321 and SCX-4521 printers.

Refilling laser cartridges is actually quite easy. Our instructions will guide you step by step.

With this kit, you can reuse your expensive laser cartridge for huge $$$ savings. In addition, reusing your cartridge is an environmentally-friendly choice.

Each laser refill kit contains the following:

• 2 90g bottles of black toner
• 2 fuses
• One funnel-shaped cap
• Easy and detailed instructions