c28 166-193 sprockets 21/8/07 08:13 page 166 chain sprockets ... materials std stainless steel 303 s21/304s31 en58 4mm pitch other numbers of teeth ... Øa o/d 9.7mm approx pcd bore Ø h8 roller Ø 2.50 chain no 1141 hpc part no sua 4 ... Øboss Ød pitch 4mm sprockets chains stainless 2.5 4 10 Ød mm 14.71 16.02 17 ... s4-19 s4-20 s4-21 s4-23 s4-25 s4-27 s4-30 s4-33 s4-35 s4-36 s4-38 s4-40 s4-42 s4- ... 12 13 14 15 16 17 18 19 20 21 23 25 27 30 33 35 36 38 40 42 44 48 50 60 80 pcd mm ... .66 76.39 101.86 boss Ø bore Ø undercut mm mm Ø x width 12 4 8.00 x 2.5 12 4 8.00 ... 25 price each 1-5 s as £4.99 £4.01 £5.30 £4.22 £5.62 £4.44 £5.89 £4.69 £6.34 £5. ...
c28 166-193 sprockets 21/8/07 08:21 page 167 materials std ... en202 other numbers of teeth available chain sprockets 4mm pitch asf chamfer both ... 20 100 200 25 discounts bore Ø h8 sprockets chains steel 2.5 4 10 pcd mm 12.94 14. ... 53.52 56.07 61.12 63.66 76.39 101.86 Ød mm 14.71 16.02 17.32 18.62 19.92 21.21 22. ... 77 58.32 63.42 65.98 78.72 104.20 2.5 4 roller Ø 2.50 chain no 1141 hpc part no sua 4 ... sf4-20 sf4-21 sf4-23 sf4-25 sf4-27 sf4-30 sf4-33 sf4-35 sf4-36 sf4-38 sf4-40 sf4- ... 12 13 14 15 16 17 18 19 20 21 23 25 27 30 33 35 36 38 40 42 44 48 50 60 80 boss ... bore Ø undercut price each 1-5 sf asf mm mm Ø x width 12 4 8.00 x 2.5 £4.00 £3. ... 97 £4.76 12 4 £6.26 £4.99 12 4 £6.53 £5.30 15 5 £6.84 £5.45 15 5 £7.13 £5.68 15 5 ...