This 14x25x6mm full ceramic ball bearing is built entirely from premium-grade Si3N4 (Silicon Nitride) ceramic, including the inner/outer races and balls, with a PTFE cage. It's a top choice for RC engine tuners and high-performance machinery that demand low weight, high RPMs, and extreme durability under heat and chemical exposure.
✅ Size: 14mm x 25mm x 6mm ✅ Material: Full Si3N4 Ceramic (Races + Balls) ✅ Cage: PTFE ✅ Quantity: 1 Bearing ✅ Non-magnetic, non-corrosive, high-temperature stable ✅ Ideal for dry, chemical, or high-speed applications
