RP-500 ½- 1. Modification Overview Production of the RP500 began in 2007 and is current. Production of the RP500 began in 2007 and is current.
375, 375XL ¾”-1”
375, 375XL ¾”-1”. Modification Overview Production of the ¾”-1” 375 began in 2004 and is current. The lead free version 375XL was introduced in 2010.
