About: http://webisa.webdatacommons.org/24707292

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	So to answer your question it is normal to use different types of heads throughout your kit.
http://www.w3.org/ns/prov#wasQuotedFrom	drummerworld.com