Dell 2.5in drive tray (R620/R720/R630/R730) typically costs $3.55 less than HPE 2.5in SmartCarrier tray (Gen8-Gen10) on eBay right now ($5.88 vs $9.44 median asking price, item + shipping). Prices from filtered US eBay listings, checked twice a day; asking prices, not sold prices. How we price.