SkyWatcher S20560 Star Adventurer Dec Bracket, Telescope Accessory, Black
Fine-tuning mounting assembly Vixen-style dovetail plate Slow motion geared head Threaded hole to facilitate an optional counterweight Perfect for longer focal length optics Also allows for an addition ball head to be mounted Dec. Bracket needed to use Star Adventurer counterweight kit

SkyWatcher S20540 Star Adventurer Counter Weight Kit, Telescope Accessory, Black
Provides smooth tracking and less stress Counter balances your payload Takes Star Adventurer to its maximum payload of 11lbs. Features a lock knob and counterweight safety stop Need the Dec. Bracket to use