Description

GZM29/30/31, Reflective tapes: Self-adhesive, reflective tapes supplied in pack of 20 pieces.
GZM29, 20x20mm, for measurements up to 100m (330ft).
GZM30, 40x40mm, for measurements up to 200m (650ft). 
GZM31, 60x60mm, for measurements up to 250m (820ft). 

GPR105, Double sided reflector: This unique reflector provides two back-to-back prisms, both with 0-constant. With 1/4" fitting, suitable for mounting on GLS105/115 reflector poles or GAD105, range 250m (820ft).