Detector composite shafts are a must for large mono coils. The range of available Sandy Shafts is here along with the accessory items. Minelab standard shafts are on this page in both the upper and lower shaft options.
Minelab shaft rubbersFits SD/GP/GPD and others3011-0027RRP $3.00
Minelab GA10 Guide Arm KitSuits GPZ70003011-0293RRP $73.60