ROLINE 19" keystone module holder, 24P, shielded, grey 19" keystone patch panel as shielded version The system consists of the 19" module carrier with earthing connection and - shielded - keystones (modules) Connection of the cables to the keystones via LSA connection technology; printed colour coding in accordance with EIA / TIA 568 A and 568 B Colour: light grey Note: Keystones not included in scope of delivery. Please order separately.