Niner Headset - ZS Lower Cup

15mm stack lower cup for Niner ZS headsets, AKA Slacker Puck - corrects geometry when using 27.5" Plus wheels on V2 Jet(120MM) and Rip 9 RDO(150MM)
 
Description

15mm stack lower cup for Niner ZS headsets, AKA Slacker Puck - corrects geometry when using 27.5" Plus wheels on V2 Jet(120MM) and Rip 9 RDO(150MM)