• "Connect with the Best"

    Concentric Maxi Torque
    Keyless Hub-to-Shaft Connection System

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Timing Pulleys with CMT Bushing System

Keyless Timing Pulley Connection System

 

The best keyless timing pulley connection system on the market is the Concentric Maxi Torque bushing connection system designed and patented by Custom Machine and Tool Co., Inc.  A single screw locks the low taper angle split bushing in place and eliminates all of the existing attachment issues.

 

Need a custom timing pulley with the Concentric Maxi Torque keyless bushing system?  Upload your print on our custom pulley quote page.  CAD models also available on request for the bushing and hub component of the system for integration.

 


3mm GT2 - 15mm belt width


Product No.
No. of Grooves
Style
Pitch Diameter
Outside Diameter
Flange O.D.
Length thru Bore
19
3F
0.714
0.684
0.827
0.736
20
3F
0.752
0.722
0.895
0.736
21
3F
0.790
0.760
0.895
0.736
22
3F
0.827
0.797
0.945
0.736
24
3F
0.902
0.872
1.025
0.736
26
3F
0.977
0.947
1.105
0.736
28
3F
1.053
1.023
1.173
0.736
30
3F
1.128
1.098
1.250
0.736
32
3F
1.203
1.173
1.323
0.736
34
3F
1.278
1.248
1.398
0.736
36
3F
1.353
1.323
1.478
0.736
38
3F
1.429
1.399
1.549
0.736
40
3F
1.504
1.474
1.625
0.736
40
3F
1.504
1.474
1.625
0.736
45
3F
1.692
1.662
1.775
0.736
45
3F
1.692
1.662
1.775
0.736
50
3
1.880
1.850
-
0.736
50
3
1.880
1.850
-
0.736
56
3
2.105
2.075
-
0.736
56
3
2.105
2.075
-
0.736
62
3
2.331
2.301
-
0.736
62
6
2.331
2.301
-
0.827
68
3
2.557
2.537
-
0.736
68
6
2.557
2.527
-
0.827
74
3
2.782
2.752
-
0.736
74
6
2.782
2.752
-
0.827
80
3
3.008
2.978
-
0.736
80
6
3.008
2.978
-
0.827