The smaller spade knob maintains consistent resistance on the ball joint, irrespective of the main lock knob's position.
eBay
Ergonomic design gives superior handling and unsurpassed reliability. The Really Right Stuff BH-55-LR has the lowest profile in its class. Precision panning base is finely laser-engraved at 2.5 degrees intervals and features our unique drum & brake design for effortless locking.
eBay
Anyone who know about photography gear knows that Really Right Stuff is the top of the range gear. Circumstances of life, with passing of a parent these got put away and never used. The button now has more positions.
eBay
Really Right Stuff RRS PC-PRO B Panning Clamp. Sold in very good used condition.
eBay
In great condition. Fully working. List price is $680 from RRS, plus UK taxes etc. Fits RRS Ascend Tripods only - long or short version. Easily added or removed from tripod without any tools. Great piece of engineering from Really Right Stuff.
eBay
Really Right Stuff self levelling base still in box. Excellent condition and only used a few times.
eBay
Excellent+++ Condition, Very gently used RRS Really Right Stuff tripod legs TVC-3X w/BH-55 Ball Head w/Full size lever + padded RRS case. Also includes soft RRS wrap. Crafted from aluminum and stainless steel, the BH-55 has all of the features you'd expect from a professional-level head.
eBay
Use the included flat surface adapters to mount the clamp on flat surfaces up to 6.1 cm thick. Use it with a DSLR or small camcorder, or with accessories such as a ball leveling head, LED lamp, flag or monitor.
eBay