Series 045 E2 'micro' 1.Small pitch for very quiet operation 2. Very lightweight - ideal for low inertia applications 3. Dirt-repellant exterior 4. One-piece, non snap-open Energy Chain® Inner widths Bi: 0.24 up to 2.52 (6 - 64 mm) Bending radii R: 0.71, 1.1, 1.5 (18, 28, 38 mm) Pitch: 0.51 (13 mm) per link = 24 links/ft (77/m) When to use Series 045 If very quiet operation is required Aesthetic design If excellent service life is required If cost is a factor If small bending radii are required When not to use Series 045 If snap-open links are required Series 047 "Zipper" If quick insertion of cables with preassembled connector is required Series E06 "Easy Chain®" If extra rigidity is required Series 06 E2 "micro"