1132459 | SK200M-090-SK-CZ (Pack of 25) --- Countersunk Screws - M20 - 20x2.5mm - 90 mm - Zinc Plated Steel Socket Screw 31.75x15.875mm 21x20 mm Timing Idler Pulleys

21x20 mm Timing Idler Pulleys - Aluminium Alloy Electroless Nickel Plating - Sold Per Each:

Brighton Best® 755050

NoCor® 321008-060

P030H140200C

Thread (B): 3/4-16 UNF (19

1132459 | SK200M-090-SK-CZ (Pack of 25) --- Countersunk Screws - M20 - 20x2.5mm - 90 mm - Zinc Plated Steel Socket Screw 31.75x15.875mm 21x20 mm Timing Idler PulleysM20 (20x2. 5mm) 90 mm Zinc Plated Steel Countersunk Screws Zinc Plated Steel Sold Per 25: Base Category: Screws Countersunk Top Level Category: Screws Countersunk Socket Steel Zinc Plated Product Details Thread Size (C): M20 (20x2. 5mm) Thread Size (C): M20 (20x2. 5mm) Overall Length (L): 90mm + 0. 70 (90mm is 3. 543 in.) Material: Zinc Plated Steel Max Head Diameter: 36. 0mm Max Head Height: 8. 5mm Minimum Thread Length (l): 46mm Hex Key (s): 12.