Spectra Precision HR1220 Line Receiver w/C20 Rod Clamp - HR1220 deals The adapter allows for mounting

The adapter allows for mounting prisms on the top section

Back W x H: 12-1/2 x 7"

Signal Tracing Capability: Energize the wire with a signal transmitter and trace it using a handheld receiver for accurate mapping

3 arc-seconds

Table Height: 37" (flat position)

Spectra Precision HR1220 Line Receiver w/C20 Rod Clamp - HR1220 deals The adapter allows for mountingSpectra Precision HR1220 Line Receiver w C20 Rod Clamp Model Number: HR1220 Features: The Spectra Precision HR1220 Line Receiver w C20 Rod Clamp can detect both red and green laser beams from crossline lasers such as the LT52R, LT52G, LT56, and LT58G. Can extend the indoor working range of these crossline lasers as well as increasing versatility by allowing outdoor use. Green and Red Beam Line Laser Receiver Front and rear LCDs provides easy viewing