diff --git a/site_ansto/instrument/tas/config/motors/motor_configuration.tcl b/site_ansto/instrument/tas/config/motors/motor_configuration.tcl
index a18b38cc..d1ab7f87 100644
--- a/site_ansto/instrument/tas/config/motors/motor_configuration.tcl
+++ b/site_ansto/instrument/tas/config/motors/motor_configuration.tcl
@@ -979,3 +979,27 @@ vs1 drivescript set_vs1
 publish get_vs1 user
 publish set_vs1 user
 }
+
+##
+# Magnet arm
+Motor marm $motor_driver_type [params \
+  asyncqueue mc1\
+  host mc1-taipan\
+  port pmc1-taipan\
+  axis D\
+  units degrees\
+  hardlowerlim 0\
+  hardupperlim 0\
+  maxSpeed 0\
+  maxAccel 0\
+  maxDecel 0\
+  stepsPerX 150000\
+  absEnc 1\
+  absEncHome 1061\
+  bias_bits 12\
+  cntsPerX 32.242]
+marm part crystal
+marm long_name marm
+marm softlowerlim 0
+marm softupperlim 0
+marm home 110