Crown has always made quality speed feeds for well over a decade. With two offerings now, the SF-R with rubberized fingers or the SF-II with hard acrylic fingers. These speed feeds fit: spire 3, spire 4, spire IR, spire IR-2 and the lastest spire V. The sonic and GFX loader from HK Army takes this speed feed as well.
Crown has always made quality speed feeds for well over a decade. With two offerings now, the SF-R with rubberized fingers or the SF-II with hard acrylic fingers. These speed feeds fit: spire 3, spire 4, spire IR, spire IR-2 and the lastest spire V. The sonic and GFX loader from HK Army takes this speed feed as well.
