The leg brace that holds the leg to the main casting on the Old 055 Manfrotto or Bogen 3021 or Bogen 3011 series has two screws that use balanced tension to keep the leg in place. Loosen both the screws a bit to allow the leg to be inserted, then tighten both the same amount. Shop B&H's in stock, large inventory for fast shipping, great service and everyday low prices on Manfrotto MT055XPRO3 MT055XPRO3 Replacement for Manfrotto 3021BPRO. For more info, please call 800-947-4415 Manfrotto Befree Advanced Carbon Fiber Travel Tripod with 494 Center Ball Head, Twist Lock, Black Further analyzing the group of deals for bogen tripod 3021 shows that the average price across Looking for something else? ©2007 Bogen Communications, Inc. Bogen/Manfrotto 3021 Pro -- Not impressed Bogen/Manfrotto --- good stuff for the price The Diana Instant Square is a retro-inspired camera with manual controls that's fun to shoot in good light, but largely unpredictable in its operation. 763. Just starting out with an old Bogen 3021 tripod. My first tripod, so not even familiar with names of parts. Etched on the leg is "Manfrotto 055 / 7830." Sticker above says "3021 Professional Tripod" but Bogen says if was a "3021PRO" the main casting would allow the column to be changed to horizontal, and my casting is flat cast iron. Manfrotto (also known as Bogen in the USA) 3021 BPRO Aluminum Tripod is a quality pro level performer. AT around $200 this set of legs performs about as good as can be expected for pro level stuff. BOGEN-MANFROTTO TRIPODS CAMERA SUPPORTS 407 Convertible Tripod Black(3205) Same as above, in black finish. Item # BO3001B..73.90 Convertible Tripod Short(3001S) A short version of the 3001. The Manfrotto 3021B Pro Tripod is a very good quality and very flexible tripod with a reasonable price.. The Manfrotto 3021B Pro Tripod is quite solid. I like the firm flip clamps used to lock the tripod legs into position. This Bogen/Manfrotto Leg Lock Lever is a replac