Birch Spindles/Hardware for baby cradle. (for Cradle 362) Package of 20 birch spindles, 11" long. This cradle package is also supplied with swing-lock & the 2 pivot bolts/ 2 collars hardware set, 4 screw-hole wood buttons, 4 hearts for uprights and gluing dowels used in construction. As of 4/27/2022 the music box mentioned on the plan is not available. The birch spindle pack is suggested if you make your cradle from birch, maple, poplar or pine. As an option you may want to also order birch rosettes.