Malletech Concerto Marimba Mallets CN21 Malletech Sale! from 5995 /per Qty. Out of Stock This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Model CN21 – Hard to Very Hard – Multi-Toned – Canary The CN21 is a hard to very hard mallet that still rolls well at low dynamic levels. Tweet