375:
351:
339:
411:
315:
327:
387:
399:
31:
363:
217:
658:
203:
disqualified by the NRA for using a 'diopter' visual aid in his backsight, an aid which is now allowed and helps shooters who are no longer young to see the target clearly. The action type was subsequently named as the SWING (for SWenson and INGram). Years after he died, the NRA posthumously 'pardoned' Swenson.
228:
Model 54J of 1953 and 62M of 1961. The lugs were moved to the front of the bolt (as opposed to the
Schultz & Larsen design) but were of the same āgenerousā size. The position of the lugs, at 45 degrees when closed, was suggested to be a compromise between the compensation characteristics of the
202:
In 1972, having successfully developed a prototype (manufactured by
Churwick Engineering who had worked for Swenson while at Wilkes) Swenson and Ingram created Swing Firearms Ltd which marketed model SIN 71 Mk1 rifle. The "SIN" of 1971 commemorated in the model name was for George Swenson being
426:
A Mark 5 model exists but it is believed that this is just a number change. In the 1986 documentary "Bisley The Queen's Prize", while reviewing the complete history of winning rifles of the competition, what is purported to be a SIN 71 M5 is fired around the 31 minute and 45 second mark.
430:
Following the death of George
Swenson, a William Floyd inherited some parts and the rights to the Swing rifle. During this period the final Swing rifles were produced engraved with Swenson's signature and these have become collectable items.
190:
Swenson had been employed by the London gunmaker John Wilkes of Beak Street and whilst with them had commissioned the manufacture of a 'Universal' target sight and a copy of the
Finnish Mantari match trigger. He was also the UK importer of
198:
Swenson stated that his primary aim was to āconcentrate on the importance of the triggerā. This combined with a firing action ("lock time") that was measured at less than 1.7 milliseconds was a significant feature in its early success.
235:
The case recess in the bolt head was deep at 3mm (.118ā) as compared with the standard 2,5mm (.100) set originally by Mauser. This depth was necessitated by the form of the radial sliding extractor. A spring-loaded ejector was fitted.
163:. The design's primary instigators were George Swenson and Laurie Ingram. At the time target rifle competition in the UK was dominated by designs based on military actions such as those of the
178:
Swenson and Ingram's aim was to develop a design that incorporated the best in target rifle design but maintained adherence to the requirement of the
British
453:
677:
171:. These designs were felt to have reached the limits of their development potential; especially when combined with commercially manufactured or
232:
The
Mantaari type trigger. The design came from Scandinavia where it had been designed as a match replacement for the Swedish Mauser 95 rifle.
619:
546:
179:
434:
The Swing rifle is no longer in production but its design features have been continued in types such as the RPA and
Paramount rifles.
182:
that rifles should be of a āconventional design and safeā and be within the size and weight constraints imposed by competition rules.
644:
374:
350:
338:
314:
475:
518:
410:
326:
582:
298:
The opening movement of the bolt lightened by reducing the firing pin travel thus reducing the cocking cam angle.
398:
662:
386:
513:
Cornfield, Susie (1987). The Queen's Prize: the story of the
National Rifle Association. Pelham Books.
229:
Mauser and LeeāEnfield types of action with the former locking vertically and the latter horizontally.
362:
304:
A light metal firing pin, with a redesigned hard tip to reduce the risk of bending and breakage.
604:
531:
159:
was a design developed by a number of target shooting enthusiasts who came together in 1970 at
111:
572:
8:
225:
192:
195:
cut-rifled barrels. All of these products were later to appear in the Swing products.
514:
123:
649:
164:
443:
54:
671:
160:
146:
267:
Bolt lugs guided full travel length by corresponding slot rails in the body;
568:
483:
210:
116:
578:
172:
168:
128:
44:
446:- contemporary purpose-built target rifle from Australian manufacturer
30:
216:
447:
657:
286:
The barrel threads a more conventional UN 1040 Ć 16 tpi;
270:
Bolt lug diameter increased to improve guidance in body rails;
239:
A bolt stop operating in a slot milled in the bolt body tube.
282:
Various body improvements; primarily internal, including:
504:
NRA Handbook inc. NRA Rules of
Shooting Section 55.
264:Investment cast body, with integrated recoil lugs;
224:A bolt having four locking lugs derived from the
669:
645:NRA Handbook - 'The Bisley Bible' (2022 Edition)
561:
456:- contemporary target rifle from South Africa.
529:
209:A single shot, bolt action, target rifle in
220:Swing Mk4 Bolt Head showing four large lugs
473:
242:Further marks were developed as follows:
678:Bolt-action rifles of the United Kingdom
307:Improvements to the extractor mechanism.
215:
356:Swing Mark 4 rifle left side of action.
320:Swing Mark 4 rifle from the right side.
670:
332:Swing Mark 4 rifle from the left side.
476:"The Birth of the SIN71 Target Rifle"
467:
380:Swing Mark 4 rifle bolt disassembled.
344:Swing Mark 4 rifle action and bolt.
13:
292:Bedding Screws are now Ā¼ Ć 28 UNF.
69:George Swenson & Laurie Ingram
14:
689:
638:
532:"The SWING SIN71 Rifle Prototype"
416:Swing Mark 4 rifle proof markings
404:Swing Mark 4 rifle type markings.
656:
583:British Broadcasting Corporation
409:
397:
385:
373:
361:
349:
337:
325:
313:
29:
597:
523:
507:
498:
185:
1:
460:
392:Swing mark 4 rifle bolt head.
605:"Obituary - William J Floyd"
295:Bolt lug diameter increased;
7:
437:
10:
694:
620:National Rifle Association
574:Bisley - The Queen's Prize
547:National Rifle Association
180:National Rifle Association
577:(Television production).
454:Musgrave RSA Target Rifle
421:
277:
258:
251:Radial sliding extractor;
245:
142:
134:
122:
110:
105:
97:
89:
81:
73:
65:
60:
51:Place of origin
50:
40:
28:
21:
585:. Event occurs at 29:26
368:Swing Mark 4 rifle bolt.
530:Laurie Ingram (2002).
221:
206:The basic design was:
173:hand-loaded ammunition
665:at Wikimedia Commons
219:
571:(presenter) (1986).
289:Longer barrel shank;
226:Schultz & Larsen
193:Schultz & Larsen
650:NRA Journal Archive
23:SWING Target Rifle
222:
85:Swing Firearms Ltd
61:Production history
661:Media related to
486:on 3 January 2009
152:
151:
45:Bolt-action rifle
16:Bolt-action rifle
685:
660:
632:
631:
629:
627:
609:
601:
595:
594:
592:
590:
565:
559:
558:
556:
554:
536:
527:
521:
511:
505:
502:
496:
495:
493:
491:
482:. Archived from
471:
413:
401:
389:
377:
365:
353:
341:
329:
317:
254:Improved finish,
135:Feed system
33:
24:
19:
18:
693:
692:
688:
687:
686:
684:
683:
682:
668:
667:
655:
641:
636:
635:
625:
623:
618:(Winter 2007).
607:
603:
602:
598:
588:
586:
567:
566:
562:
552:
550:
545:(Summer 2002).
534:
528:
524:
512:
508:
503:
499:
489:
487:
474:Laurie Ingram.
472:
468:
463:
440:
424:
417:
414:
405:
402:
393:
390:
381:
378:
369:
366:
357:
354:
345:
342:
333:
330:
321:
318:
280:
273:One piece bolt.
261:
248:
188:
154:
36:
22:
17:
12:
11:
5:
691:
681:
680:
653:
652:
647:
640:
639:External links
637:
634:
633:
596:
560:
522:
506:
497:
465:
464:
462:
459:
458:
457:
451:
444:Omark Model 44
439:
436:
423:
420:
419:
418:
415:
408:
406:
403:
396:
394:
391:
384:
382:
379:
372:
370:
367:
360:
358:
355:
348:
346:
343:
336:
334:
331:
324:
322:
319:
312:
309:
308:
305:
302:
301:New bolt stop,
299:
296:
293:
290:
287:
279:
276:
275:
274:
271:
268:
265:
260:
257:
256:
255:
252:
247:
244:
187:
184:
150:
149:
144:
140:
139:
136:
132:
131:
126:
120:
119:
114:
108:
107:
106:Specifications
103:
102:
99:
95:
94:
91:
87:
86:
83:
79:
78:
75:
71:
70:
67:
63:
62:
58:
57:
55:United Kingdom
52:
48:
47:
42:
38:
37:
34:
26:
25:
15:
9:
6:
4:
3:
2:
690:
679:
676:
675:
673:
666:
664:
659:
651:
648:
646:
643:
642:
621:
617:
613:
606:
600:
584:
580:
576:
575:
570:
564:
548:
544:
540:
533:
526:
520:
519:0-7207-1751-5
516:
510:
501:
485:
481:
477:
470:
466:
455:
452:
449:
445:
442:
441:
435:
432:
428:
412:
407:
400:
395:
388:
383:
376:
371:
364:
359:
352:
347:
340:
335:
328:
323:
316:
311:
310:
306:
303:
300:
297:
294:
291:
288:
285:
284:
283:
272:
269:
266:
263:
262:
253:
250:
249:
243:
240:
237:
233:
230:
227:
218:
214:
212:
207:
204:
200:
196:
194:
183:
181:
176:
174:
170:
166:
162:
158:
148:
147:Diopter sight
145:
141:
137:
133:
130:
127:
125:
121:
118:
115:
113:
109:
104:
100:
96:
92:
88:
84:
80:
76:
72:
68:
64:
59:
56:
53:
49:
46:
43:
39:
32:
27:
20:
663:Swing rifles
654:
624:. Retrieved
615:
611:
599:
587:. Retrieved
573:
569:Brian Glover
563:
551:. Retrieved
542:
538:
525:
509:
500:
488:. Retrieved
484:the original
480:topcorp1.com
479:
469:
433:
429:
425:
281:
241:
238:
234:
231:
223:
208:
205:
201:
197:
189:
177:
156:
153:
93:1972 - ~1990
82:Manufacturer
612:NRA Journal
579:Bisley Camp
553:1 September
539:NRA Journal
490:1 September
186:Development
169:Mauser 1898
165:LeeāEnfield
157:Swing rifle
138:Single-shot
129:Bolt-action
35:A SWING Mk4
622:: 86. 2007
461:References
626:31 August
213:calibre.
211:7.62Ć51mm
117:7.62Ć51mm
112:Cartridge
672:Category
438:See also
98:Variants
90:Produced
74:Designed
66:Designer
448:Sportco
616:LXXXVI
589:22 May
517:
422:Mark 5
278:Mark 4
259:Mark 3
246:Mark 2
161:Bisley
143:Sights
124:Action
608:(PDF)
543:LXXXI
535:(PDF)
628:2022
591:2023
555:2022
549:: 24
515:ISBN
492:2022
167:and
155:The
77:1972
41:Type
674::
614:.
610:.
581::
541:.
537:.
478:.
175:.
630:.
593:.
557:.
494:.
450:.
101:5
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
