Size ID (mm) Size NB Hole Centres (mm) Bolt Size (mm) Material Width & Thickness (mm)
65 115 M10 x 40 30 x 3
76 65NB / 2 1/2″ 125 M10 x 40 30 x 3
83 130 M10 x 40 30 x 3
89 80NB /3″ 137 M12 x 40 30 x 3
95 143 M12 x 40 30 x 3
102 156 M12 x 40 30 x 3
108 163 M12 x 40 40 x 3
114 100 NB /4″ 175 M12 x 40 40 x 3
121 187 M12 x 40 40 x 3
127 190 M12 x 40 40 x 3
133 200 M12 x 40 40 x 3
140 205 M12 x 40 40 x 3
146 210 M12 x 40 40 x 3
152 218 M12 x 40 40 x 3
159 228 M12 x 40 40 x 3
168 150 NB /6″ 236 M12 x 40 40 x 3
173 240 M16 x 50 40 x 3
178 248 M16 x 50 40 x 3
186 258 M16 x 50 40 x 5
193 265 M16 x 50 40 x 5
199 276 M16 x 50 40 x 5
208 284 M16 x 50 40 x 5
216 290 M16 x 50 40 x 5
220 200 NB /8″ 300 M16 x 50 40 x 5
225 302 M16 x 50 40 x 5
232 310 M16 x 50 40 x 5
244 313 M16 x 50 40 x 5
252 318 M16 x 50 40 x 5
259 320 M16 x 50 40 x 5
268 336 M16 x 50 40 x 5
273 150 NB /10″ 360 M16 x 50 50 x 6
283 364 M16 x 50 50 x 6
290 374 M16 x 50 50 x 6
298 383 M16 x 50 50 x 6
308 405 M16 x 50 50 x 6
323 300 NB /12″ 420 M16 x 50 50 x 6