161:
141:
and set tight enough to provide enough grip for the applied load without being tighter than necessary. This hitch is most commonly used with 12-13mm (1/2 inch) static climbing ropes. (Heinz has advised that where slippage of the base, "4/2" knot seems to result from extra slippery rope(s), add a turn to the away end (i.e., that end beyond the tucked tail); if slippage seems to result from rope stiffness, add a turn at the near end, resulting in the "5/3".)
29:
1551:
1562:
1574:
140:
This hitch has two conventional forms – the 4/2 and the 5/3 – although other variations are possible. The 5/3 version has the tail pass up through the bottom three turns of the coil which has five total turns. In the 4/2 version the tail passes up through two of the four coils. The hitch is dressed
149:
In practice it helps to insert the thumb under the lower turns since this facilitates threading the tail in later. After passing the tail round the standing end, the tail then must pass back behind the standing line and up through the desired number of turns of the coil. A stopper knot is then
99:
and tree climbers as an ascending knot. Unlike other common climbing hitches, which often use a loop of cord, the Blake's hitch is formed using the end of a rope. Although it is a stable knot, it is often backed up with a
1172:
120:
The first known presentation of this knot was made by Heinz
Prohaska in an Austrian guides periodical in 1981; in 1990, he presented it in a
1450:
160:
1481:
132:
in 1994, after which it was enthusiastically adopted by arborists. It has since become well known under the name "Blake's hitch".
108:
knot, for safety. It is used for both ascending and descending, and is preferred by many arborists over other hitches, such as the
242:
1565:
1444:
1362:
929:
611:
178:
128:. Separately, Jason Blake discovered the knot for himself and presented it to the arborist community in a letter to
811:
445:
355:
1435:
924:
682:
581:
282:
1314:
1372:
1132:
400:
548:
1430:
1377:
914:
839:
470:
959:
1599:
1324:
1296:
1137:
974:
781:
450:
1476:
1440:
1367:
1177:
894:
831:
776:
735:
730:
725:
720:
695:
606:
430:
360:
235:
49:
39:
1510:
1425:
1167:
994:
989:
700:
571:
425:
307:
1192:
1044:
919:
1578:
1237:
1092:
1019:
939:
601:
596:
503:
440:
435:
385:
335:
105:
63:
28:
1466:
1329:
1212:
1077:
1067:
859:
756:
646:
591:
518:
513:
493:
488:
390:
325:
320:
1357:
1286:
1242:
1187:
1034:
954:
874:
715:
315:
109:
1554:
1339:
1202:
1157:
1122:
1112:
1102:
1072:
889:
616:
586:
576:
330:
228:
92:
71:
1593:
1515:
1349:
1334:
1260:
1217:
1207:
1162:
1147:
1024:
979:
854:
786:
631:
561:
528:
460:
415:
277:
173:
67:
1471:
1306:
1250:
1197:
1142:
1117:
1107:
1097:
1049:
1039:
999:
969:
964:
949:
909:
869:
864:
806:
796:
766:
705:
667:
641:
621:
538:
508:
483:
405:
380:
375:
365:
350:
262:
101:
190:
1319:
1281:
1127:
1087:
1059:
1029:
1004:
984:
934:
899:
844:
710:
690:
636:
498:
420:
272:
267:
59:
1486:
1271:
1152:
1014:
1009:
944:
884:
849:
816:
801:
771:
761:
672:
533:
455:
410:
370:
345:
1227:
1182:
904:
791:
566:
556:
523:
395:
340:
202:
1505:
1492:
1291:
821:
478:
96:
1520:
1499:
1082:
746:
656:
209:
1527:
121:
150:
added to the dangling tail to prevent any chance of it pulling out.
626:
159:
251:
1398:
295:
224:
1276:
191:
Son of a Hitch: A Genealogy of
Arborists’ Climbing Hitches
220:
157:
the standing line after looping, can lead to failure.
153:
Tying this knot incorrectly, by not passing the tail
1459:
1418:
1348:
1305:
1259:
1226:
1058:
830:
745:
681:
655:
547:
469:
306:
77:
55:
45:
35:
21:
203:Notable Knot Index: Blake's Hitch (Prohaska Hitch)
236:
8:
1415:
1395:
303:
292:
243:
229:
221:
27:
1173:Rigid double splayed loop in the bight
18:
7:
1573:
1561:
112:, as it is less prone to binding.
14:
1482:International Guild of Knot Tyers
1572:
1560:
1550:
1549:
1:
1363:Overhand knot with draw-loop
179:List of friction hitch knots
1616:
1247:Running highwayman's hitch
1544:
1414:
1394:
302:
291:
258:
26:
582:Directional figure eight
283:List of knot terminology
164:
915:Double overhand noose
721:Ghiordes & Senneh
163:
738:(triple crown knot)
607:Figure-of-nine loop
1168:Portuguese bowline
925:Farrimond friction
812:Triple fisherman's
572:Bowline on a bight
446:Triple fisherman's
426:Simple Simon under
401:One-sided overhand
356:Double fisherman's
165:
1587:
1586:
1540:
1539:
1536:
1535:
1390:
1389:
1386:
1385:
1093:Carrick bend loop
602:Figure-eight loop
504:Ground-line hitch
95:commonly used by
85:
84:
1607:
1577:
1576:
1575:
1564:
1563:
1553:
1552:
1467:Chinese knotting
1436:Decorative knots
1416:
1396:
1315:Ashley's stopper
1213:Yosemite bowline
1078:Bale sling hitch
647:Yosemite bowline
577:Alpine butterfly
331:Alpine butterfly
321:Albright special
304:
293:
245:
238:
231:
222:
217:
31:
19:
1615:
1614:
1610:
1609:
1608:
1606:
1605:
1604:
1590:
1589:
1588:
1583:
1571:
1532:
1455:
1410:
1409:
1382:
1344:
1325:Double overhand
1301:
1264:
1255:
1243:Running bowline
1229:
1222:
1188:Spanish bowline
1138:Friendship knot
1133:Fireman's chair
1054:
975:Improved clinch
840:Adjustable grip
826:
782:Improved clinch
748:
741:
677:
660:
651:
543:
465:
298:
287:
254:
249:
210:"Blake's Hitch"
207:
199:
187:
170:
147:
138:
118:
110:taut-line hitch
106:figure-of-eight
17:
12:
11:
5:
1613:
1611:
1603:
1602:
1592:
1591:
1585:
1584:
1582:
1581:
1568:
1557:
1545:
1542:
1541:
1538:
1537:
1534:
1533:
1531:
1530:
1525:
1524:
1523:
1518:
1513:
1503:
1496:
1489:
1484:
1479:
1474:
1469:
1463:
1461:
1460:Related topics
1457:
1456:
1454:
1453:
1448:
1438:
1433:
1428:
1422:
1420:
1419:Lists of knots
1412:
1411:
1408:
1407:
1406:Related topics
1404:
1403:Lists of knots
1400:
1399:
1392:
1391:
1388:
1387:
1384:
1383:
1381:
1380:
1375:
1370:
1365:
1360:
1354:
1352:
1346:
1345:
1343:
1342:
1337:
1332:
1327:
1322:
1317:
1311:
1309:
1303:
1302:
1300:
1299:
1294:
1289:
1284:
1279:
1274:
1268:
1266:
1257:
1256:
1254:
1253:
1248:
1245:
1240:
1234:
1232:
1224:
1223:
1221:
1220:
1215:
1210:
1205:
1203:Triple bowline
1200:
1195:
1190:
1185:
1180:
1178:Slippery eight
1175:
1170:
1165:
1160:
1155:
1150:
1145:
1140:
1135:
1130:
1125:
1123:Eskimo bowline
1120:
1115:
1113:Double bowline
1110:
1105:
1103:Cowboy bowline
1100:
1095:
1090:
1085:
1080:
1075:
1073:Artillery loop
1070:
1064:
1062:
1056:
1055:
1053:
1052:
1047:
1042:
1037:
1032:
1027:
1022:
1017:
1012:
1007:
1002:
997:
992:
987:
982:
977:
972:
967:
962:
957:
952:
947:
942:
937:
932:
930:Friction hitch
927:
922:
917:
912:
907:
902:
897:
892:
887:
882:
877:
872:
867:
862:
857:
852:
847:
842:
836:
834:
828:
827:
825:
824:
819:
814:
809:
804:
799:
794:
789:
784:
779:
774:
769:
764:
759:
753:
751:
743:
742:
740:
739:
736:Wall and crown
733:
728:
726:Matthew Walker
723:
718:
713:
708:
703:
698:
696:Chinese button
693:
687:
685:
679:
678:
676:
675:
670:
664:
662:
653:
652:
650:
649:
644:
639:
634:
629:
624:
619:
614:
612:Friction hitch
609:
604:
599:
594:
589:
587:Double bowline
584:
579:
574:
569:
564:
559:
553:
551:
545:
544:
542:
541:
536:
531:
526:
521:
516:
511:
506:
501:
496:
491:
486:
481:
475:
473:
467:
466:
464:
463:
458:
453:
448:
443:
441:Surgeon's loop
438:
433:
431:Single carrick
428:
423:
418:
413:
408:
403:
398:
393:
388:
383:
378:
373:
368:
363:
358:
353:
348:
343:
338:
333:
328:
323:
318:
312:
310:
300:
299:
296:
289:
288:
286:
285:
280:
275:
270:
265:
259:
256:
255:
250:
248:
247:
240:
233:
225:
219:
218:
214:Animated Knots
205:
198:
197:External links
195:
194:
193:
186:
183:
182:
181:
176:
169:
166:
146:
143:
137:
134:
117:
114:
93:friction hitch
83:
82:
79:
75:
74:
72:Klemheist knot
64:Sailor's hitch
57:
53:
52:
50:Heinz Prohaska
47:
43:
42:
37:
33:
32:
24:
23:
15:
13:
10:
9:
6:
4:
3:
2:
1612:
1601:
1598:
1597:
1595:
1580:
1569:
1567:
1558:
1556:
1547:
1546:
1543:
1529:
1526:
1522:
1519:
1517:
1514:
1512:
1509:
1508:
1507:
1504:
1502:
1501:
1497:
1495:
1494:
1490:
1488:
1485:
1483:
1480:
1478:
1475:
1473:
1470:
1468:
1465:
1464:
1462:
1458:
1452:
1449:
1446:
1442:
1439:
1437:
1434:
1432:
1429:
1427:
1424:
1423:
1421:
1417:
1413:
1405:
1402:
1401:
1397:
1393:
1379:
1376:
1374:
1371:
1369:
1366:
1364:
1361:
1359:
1356:
1355:
1353:
1351:
1347:
1341:
1338:
1336:
1333:
1331:
1330:Monkey's fist
1328:
1326:
1323:
1321:
1318:
1316:
1313:
1312:
1310:
1308:
1304:
1298:
1297:Western Union
1295:
1293:
1290:
1288:
1285:
1283:
1280:
1278:
1275:
1273:
1270:
1269:
1267:
1262:
1258:
1252:
1249:
1246:
1244:
1241:
1239:
1236:
1235:
1233:
1231:
1225:
1219:
1216:
1214:
1211:
1209:
1208:Water bowline
1206:
1204:
1201:
1199:
1196:
1194:
1191:
1189:
1186:
1184:
1181:
1179:
1176:
1174:
1171:
1169:
1166:
1164:
1161:
1159:
1156:
1154:
1151:
1149:
1146:
1144:
1141:
1139:
1136:
1134:
1131:
1129:
1126:
1124:
1121:
1119:
1116:
1114:
1111:
1109:
1106:
1104:
1101:
1099:
1096:
1094:
1091:
1089:
1086:
1084:
1081:
1079:
1076:
1074:
1071:
1069:
1066:
1065:
1063:
1061:
1057:
1051:
1048:
1046:
1043:
1041:
1038:
1036:
1033:
1031:
1028:
1026:
1023:
1021:
1018:
1016:
1013:
1011:
1008:
1006:
1003:
1001:
998:
996:
993:
991:
988:
986:
983:
981:
978:
976:
973:
971:
968:
966:
963:
961:
958:
956:
953:
951:
948:
946:
943:
941:
938:
936:
933:
931:
928:
926:
923:
921:
918:
916:
913:
911:
908:
906:
903:
901:
898:
896:
893:
891:
888:
886:
883:
881:
878:
876:
873:
871:
868:
866:
863:
861:
858:
856:
853:
851:
848:
846:
843:
841:
838:
837:
835:
833:
829:
823:
820:
818:
815:
813:
810:
808:
805:
803:
800:
798:
795:
793:
790:
788:
785:
783:
780:
778:
775:
773:
770:
768:
765:
763:
760:
758:
757:Angler's loop
755:
754:
752:
750:
747:Fishing
744:
737:
734:
732:
729:
727:
724:
722:
719:
717:
714:
712:
709:
707:
704:
702:
701:Celtic button
699:
697:
694:
692:
689:
688:
686:
684:
680:
674:
671:
669:
666:
665:
663:
658:
654:
648:
645:
643:
640:
638:
635:
633:
632:Overhand loop
630:
628:
625:
623:
620:
618:
615:
613:
610:
608:
605:
603:
600:
598:
595:
593:
592:Farmer's loop
590:
588:
585:
583:
580:
578:
575:
573:
570:
568:
565:
563:
560:
558:
555:
554:
552:
550:
546:
540:
537:
535:
532:
530:
527:
525:
522:
520:
517:
515:
512:
510:
507:
505:
502:
500:
497:
495:
492:
490:
487:
485:
482:
480:
477:
476:
474:
472:
468:
462:
459:
457:
454:
452:
449:
447:
444:
442:
439:
437:
434:
432:
429:
427:
424:
422:
419:
417:
414:
412:
409:
407:
404:
402:
399:
397:
394:
392:
389:
387:
384:
382:
379:
377:
374:
372:
369:
367:
364:
362:
359:
357:
354:
352:
349:
347:
344:
342:
339:
337:
334:
332:
329:
327:
324:
322:
319:
317:
314:
313:
311:
309:
305:
301:
294:
290:
284:
281:
279:
278:List of knots
276:
274:
271:
269:
266:
264:
261:
260:
257:
253:
246:
241:
239:
234:
232:
227:
226:
223:
215:
211:
206:
204:
201:
200:
196:
192:
189:
188:
184:
180:
177:
175:
174:List of knots
172:
171:
167:
162:
158:
156:
151:
144:
142:
135:
133:
131:
127:
126:Nylon Highway
123:
115:
113:
111:
107:
103:
98:
94:
90:
89:Blake's hitch
80:
76:
73:
69:
68:Bachmann knot
65:
61:
58:
54:
51:
48:
44:
41:
38:
34:
30:
25:
22:Blake's hitch
20:
1498:
1491:
1451:Mathematical
1378:West Country
1143:Halter hitch
1118:Dropper loop
995:Marlinespike
990:Lobster buoy
965:Hitching tie
960:Highwayman's
879:
767:Bimini twist
668:Chain sinnet
642:Trident loop
622:Munter hitch
597:Figure-eight
484:Bottle sling
451:True lover's
386:Heaving line
336:Basket weave
213:
154:
152:
148:
139:
129:
125:
119:
104:, such as a
102:stopper knot
88:
86:
16:Type of knot
1600:Hitch knots
1566:WikiProject
1373:Sailmaker's
1282:Marlinspike
940:Ground-line
845:Anchor bend
777:Fisherman's
731:Turk's head
691:Carrick mat
494:Corned beef
489:Constrictor
361:Fisherman's
78:Typical use
60:Prusik knot
1368:Portuguese
1193:Tom fool's
920:Falconer's
860:Bale sling
716:Friendship
683:Decorative
673:Sheepshank
316:Adjustable
185:References
1340:Stevedore
1238:Hangman's
1158:Jury mast
1045:Trucker's
1035:Taut-line
955:Highpoint
895:Cat's paw
875:Blackwall
749:(angling)
617:Klemheist
557:Autoblock
436:Surgeon's
130:Arbor Age
124:journal,
97:arborists
1594:Category
1555:Category
1516:Splicing
1506:Ropework
1493:Mizuhiki
1445:friction
1431:Bindings
1350:Whipping
1335:Overhand
1287:Rat-tail
1265:splicing
1218:Zeppelin
1163:Overhand
1148:Handcuff
1068:Angler's
1020:Sailor's
890:Buntline
855:Bachmann
787:Knotless
562:Bachmann
549:Climbing
529:Strangle
519:Packer's
514:Miller's
461:Zeppelin
416:Shoelace
391:Hunter's
326:Ashley's
168:See also
81:Climbing
36:Category
1579:Commons
1521:Seizing
1511:Lashing
1500:Norigae
1487:Macramé
1477:History
1472:Density
1443: (
1441:Hitches
1307:Stopper
1261:Splices
1251:Tarbuck
1228:Running
1198:Trident
1108:Diamond
1098:Cossack
1083:Bowline
1025:Snuggle
980:Killick
880:Blake's
832:Hitches
807:Trilene
797:Palomar
706:Diamond
539:Transom
509:Jamming
471:Binding
406:Racking
381:Harness
376:Halyard
366:Flemish
351:Carrick
297:By type
116:History
56:Related
1570:
1559:
1548:
1528:Sennit
1358:Common
1320:Button
1230:(slip)
1128:Fiador
1088:Bumper
1050:Tumble
1040:Timber
1000:Munter
970:Icicle
950:Halter
910:Distel
870:Becket
865:Barrel
711:Fiador
661:shanks
637:Prusik
499:Granny
421:Shroud
208:Grog.
155:behind
122:caving
46:Origin
1426:Bends
1263:&
1153:Honda
1030:Swing
1005:Ossel
985:Knute
935:Garda
900:Clove
817:Turle
802:Snell
772:Blood
762:Arbor
659:&
657:Coils
627:Noose
534:Thief
456:Water
411:Sheet
371:Grief
346:Blood
308:Bends
263:Bight
252:Knots
145:Tying
136:Usage
91:is a
40:Hitch
1183:Span
1060:Loop
1015:Pipe
1010:Pile
945:Half
885:Boom
850:Axle
792:Nail
567:Beer
524:Reef
396:Nail
341:Beer
273:Turn
268:Loop
87:The
1277:Fid
1272:Eye
905:Cow
822:Uni
479:Boa
1596::
212:.
70:,
66:,
62:,
1447:)
1292:T
244:e
237:t
230:v
216:.
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