Skip to main content
Skip to footer content
Back
Shop
Cars & Trucks
By Completion Level
Ready-To-Run
Bind-N-Drive
Kits
View All
By Power Plant
Electric
Gas
Nitro
View All
By Type
Monster Trucks
Rock Crawlers
Rock Racers
Truggies
Buggies
Mini/Micro
Short Course Trucks
Stadium Trucks
On-Road Vehicles
View All
Parts, Electronics & Accessories
Batteries
Chargers
Bodies
Tires & Wheels
Electronic Speed Controls
Charging Accessories
Engines
Motors
Parts
Pit Equipment
View All
Radio Systems
Transmitters
Receivers
Servos
View All
Supplies & Bench Accessories
Lubricants
Paints
Adhesives
Tools
View All
Airplanes
By Completion Level
Ready-To-Fly
Bind-N-Fly
Plug-N-Play
Ready-To-Cover
Almost Ready-To-Fly
Kits
View All
By Size
Ultra-Micro
Park Flyers
Club/Large Field
Giant Scale
View All
By Type
Trainer
Sport
Jets
Scale Civilian
Scale Military
Biplanes
Float Planes
STOL
Multi-Engine
Sailplanes
VTOL
Free Flight
View All
Parts, Electronics & Accessories
Batteries
Chargers
Propellers
Spinners
Electronic Speed Controls
Engines
Motors
Retracts
Parts
Field Equipment
View All
Radio Systems
Transmitters
Receivers
Servos
Simulators
View All
Supplies & Bench Accessories
Adhesives
Paints
Tools
Covering Supplies
Building Materials
View All
Boats
By Type
Electric Boats
Gas Boats
Kits
Sailboats
Scale Boats
View All
Parts, Electronics & Accessories
Batteries
Chargers
Engines
Hardware
Motors
Parts
View All
Helicopters
By Completion Level
Ready-To-Fly
Bind-N-Fly
Kits
View All
Drones
Ready-To-Fly
Bind-N-Fly
Kits
Parts
FPV Equipment
View All
Parts, Electronics & Accessories
Batteries
Chargers
Electronic Speed Controls
Rotor Blades
Motors
Parts
View All
Radio Systems
Transmitters
Receivers
Servos
Simulators
View All
Radios
Aircraft
Transmitters
Receivers
Servos
View All
Surface
Transmitters
Receivers
Servos
View All
Accessories
Batteries
Chargers
Leads & Extensions
Cases
Servo Parts & Accessories
Telemetry
Transmitter Hardware
Gyros
View All
Trains
HO Scale
Locomotives
Freight Cars
Passenger Cars
Vehicles & Containers
Sets
Couplers
Parts, Trucks & Wheels
Track & Accessories
Buildings
Decals
Scenery & Accessories
Cabooses
View All
N Scale
Locomotives
Freight Cars
Passenger Cars
Vehicles & Containers
Sets
Couplers
Parts, Trucks & Wheels
Track & Accessories
Buildings
Scenery & Accessories
View All
O Scale
Locomotives
Freight Cars
Cabooses
Passenger Cars
Vehicles & Containers
Sets
Couplers
Parts, Trucks & Wheels
Track & Accessories
Buildings
Scenery & Accessories
View All
S Scale
Locomotives
Freight Cars
Passenger Cars
Sets
Parts, Trucks & Wheels
Track & Accessories
View All
G Scale
Locomotives
Freight Cars
Passenger Cars
Vehicles & Containers
Sets
Couplers
Parts, Trucks & Wheels
Track & Accessories
Scenery & Accessories
View All
Parts & Accessories
Track
Power Packs
Couplers
Trucks & Wheels
Parts
Scenery
View All
Power & Electrical
DCC
Sound
Electrical
Power Packs
View All
Scenery, Supplies & More
Scenery
Accessories
Building Materials
Cleaner & Lubricant
Decals
Books & Videos
Railroadiana
View All
Plastics
By Scale
1/24 - 1/25
1/32
1/35
1/48
1/72
View All
By Type
Vehicles
Airplanes
Motorcycles
Boats
Helicopters
Military
Figures
Snap Kits
Space
Miscellaneous
Accessories
View All
Hobbies & Activities
Slot Car Racing
HO Sets
HO Track
HO Cars
HO Parts & Accessories
1/32 Cars
1/32 Parts & Accessories
View All
Metal Detectors
Detectors
Accessories
View All
Model Rockets
Kits
Ready to Launch
Launch Sets
Motors
Parts
Launch Equipment & Supplies
Bulk Kits
View All
Other Hobbies
Pinewood Derby
Rock Tumblers
Science Kits
Telescopes & Microscopes
Wooden Kits
Airbrush Equipment
View All
Brands
Arrma
Axial
E-flite
Futaba
Hitec
Tamiya
Spektrum
View All Brands
Support
Customer Service
Contact Customer Service
E-Gift Cards
Product Support
Brand Contact Information
RC Product Support
Live Chat
|
Contact Us
Sign In/Register
Sign In/Register
0
FREE SHIPPING ON $50+ ORDERS! — NOW THROUGH OCTOBER 14!
SEE DETAILS
Live Chat
|
Contact Us
Shop
Cars & Trucks
Parts, Electronics & Accessories
Parts
New
3.3 out of 5 Customer Rating
O.S. Built-Up Parts Set Cyl Piston OS Speed R21GT
Item No.
OSMG4952
New
3.3 out of 5 Customer Rating
O.S. Built-Up Parts Set Cyl Piston OS Speed R21GT
Item No.
OSMG4952
$269.99
Price reduced from
$299.99
to
In Stock
Selected Store
×
Change Store
Quantity
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
Add to Cart
Share
The link to O.S. Built-Up Parts Set Cyl Piston OS Speed R21GT has been copied
Add to Wishlist
Product Details
Powered by
0.0 star rating
write a review
write a review
WRITE A REVIEW
*
Indicates a required field
*
Score:
*
Title:
*
Review:
Review's title & body can't be empty
Question's body can't be empty
Please enter a star rating for this review
Name field cannot be empty
Invalid email
Your review has already been submitted.
Max length was exceeded
Please fill out all of the mandatory (*) fields
One or more of your answers does not meet the required criteria
Thank you for posting a review!
We value your input. Share your review so everyone else can enjoy it too.
Thank you for posting a review!
Your review was sent successfully and is now waiting for our staff to publish it.
Reviews
(0)
write a review
Updating Results
Verified Reviewer
0.0 star rating
09/26/20
Review by Anonymous User
On
be the first to write a review
Live Chat
