New HP Compatible Brand Toner Cartridge - HP Replacement Cartridge HP C4129X / 29X - Compatible With HP Laserjet 5000, 5000 GN, 5000 N, 5100, 5100dtn, 5100tn Printers - ISO 9001 Certified Technology - 100% Guaranteed - 100% Compatible - Guaranteed To Meet Or Beat HP Specifications! Toner Cartridge Details: Yield: 10,000 Pages - HP Part Number: C4129X - Our Part Number: HP5000ZZ Availability: Usually ships the same business day. HP5000ZZ Need help placing your online HP toner order? Call us at 800-848-7232. We love to help! Your satisfaction is of the utmost importance. Triple Protection Guarantee!