Indexing Rotator DDP-64MX: Super smooth. Smaller & Lighter than the original DDP-64 While retaining full functionality of the original 0° to 360° graduated scale on base. 1. Both top and base rotate independently. 2. Lubricated bearings for smooth rotation. 3. Laser engraved index marks. 4. Two Knobs for locking top platform and panning base rotation. 5. Detent interval can be changed easily. 6. Ideal for making HDR(High-Dynamic Range) panorama. 7. Can be used as a normal panning base 8. Complete set of 10 detent interval options: 10 different degree stop increments (with equivalent number of stops around) include: 5 (72 stops) 10 (36 stops) 15 (24 stops) 20 (18 stops) 24 (15 stops) 30 (12 stops) 36 (10 stops) 45 ( 8 stops) 60 ( 6 stops) 90 ( 4 stops) Stops around = 72, 36, 24, 18, 15, 12, 10, 8, 6, 4 Degrees = 5, 10, 15, 20, 24, 30, 36, 45, 60, 90 Height: 46mm Weight: 330g Max Load: 10kg (22lb) 1/4" top screw, 3/8" female bottom thread & includes a 1/4" to 3/8" bushing adapter. All metal construction. Control lever is also metal with no plastic or rubber. Includes removable Arca Dovetail. SUNWAYFOTO brand Arca compatible DDY-64i 64mm Discal (circular) Clamp: Very versatile Jaw opening range of 37.25mm to 41.5mm will accommodate any Arca style plate from various makers including: Really right stuff (RRS), Arca, Kirk Enterprises, Markins, etc. Can be used on virtually any head, tripod or monopod. Very versatile, you can mount it to any 3/8"-16 post or 1/4"-20 (using the included 1/4" bushing adapter) or you can remove your existing clamp and replace it using the 6mm hex screw provided. Will fit many brands of ball heads & including Arca, RRS etc. Especially well suited for Arca-Swiss P0 Diameter: 64mm Length: 81mm Height: 15.5mm Weight: 80g All metal construction, no rubber or plastic Includes bubble level and the accessories pictured Compatible with all Arca plates.