This article on niche products is worth reading.  The author writes,

The fact is that niche products offer an outstanding opportunity to expand business during trying economic times.  Three facts make this true:

• Niche products earn high gross margin dollars
• Niche products provide extra value to existing accounts
• Niche products are often purchased from... low-service competitors

Therefore, purchase Repco replacement products to add profit margin, provide value to your customers and for peace of mind.

Article  (PDF) link:  Click Here