7x19x6 Nitro rc engine bearing ( STEEL )
 
Fits many different brands including OS Engines-PICCO-REDS-TRITON-WERKS-FX engines-LRP-Dyanmite-SH engines-SIRIO-ProteK-BLOK- and more
 
STEEL Balls
Highest quality available exceeds RDC egnine manufacturers specs
Low friction polymite bearing cage for ultra smooth operation
ABEC 7 rating