3D LPS PAVER Can be used with either model of Topcon's Sonic Trackers, listed in the Components section below. Sign in or sign up for myTopcon to view this page: Sign In Sign Up COMPONENTS GX-60 MC-R3 3D Paver Junction Box (9432) Dual-Port Paving Slope Sensor (9621) ST-3 Sonic Tracker Sonic Tracker II RELATED PRODUCTS 3D-MC Grade Control Software LEGACY Sitelink3D Power Station (PS) DOCUMENTS 3D-MC - Reference Guide 3D-MC - Reference Guide Download LPS - Operator's Manual (ENG) LPS - Operator's Manual (ENG) Download