MESA DE EXTENSION ( ACOLCHADO) ASTRALUX R20 MEDIDAS ( 23" x 20" ) APROXIMADO 60 X 50 cm. - - - - - - - - - - - Singer Quantum L500 Extension Table Item# S1AA014000 Quilters extension table for the ASTRALUX R20 sewing machine! This extension table measures approximately 23" x 20" and is supported by 7 legs and includes a handy ruler on the front edge, ideal for large quilts or and sewing project of considerable size. The extra resting area allows controlling fabric easier.