Home > Catalog > Loom Additions > Beater Conversions > Double Box Flyshuttle Conversion Double Box Flyshuttle Conversion Conversion kit includes all parts and hardware to convert to a double box flyshuttle beater. Fits A-Series, full frame (Production and Technical Dobby Loom) and Folding Dobby Loom. $1,071.00 Part Number 505 Loom Serial Number * Loom Width * Beater Type * ** NoneOverhead BeaterBottom Swing Beater Quantity * Double Box Flyshuttle Conversion