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This product line has been extended far beyond our Competitor ranges of 3/8" pitch to 1", by increasing the number of tooth sizes, and the pitch range up to 2" in British Standard & also includes Reverse Taper bored Types & Teeth with Induction Harden Teeth! 
We are currently improving the standard range of American Standard, so if the size you want is not shown here, please enquire!
Standard Range  Carbon Steel C45 E Uni En 10083-1  Cast Iron Minimum EN-GJL-200 Uni EN1561 
British Standard  Taper bored Sprockets! 
Services: 
1- Flame harden teeth!
2- Alternative bush size available upon request!
3- Weld in hub Types!
 
 
Non Standard Requirement / Extended Manufacturing Range 
Through our UK specialised manufacturing unit (for 1 off to small volume non standard sizes) and from our European volume manufacturing units, we can supply any requirement
outside the standard range, enabling us to offer a truly one stop source for any & all your Taper Bored Sprocket requirements
 
To send us your enquiry please use the E-mail link on this page
Chain Size 
Simple
Steel
Tooth Sizes
Simple
Cast Iron
Tooth Sizes
 
Duplex
Steel
Tooth Sizes
Duplex
Cast Iron
Tooth Sizes
Triplex
Steel
Tooth Sizes
Triplex
Steel
Tooth Sizes
06B (3/8)
16 to 50 inc.
57,60,76.95.114
38,45,57,76
95 & 114 
  
16 to 50 inc.57
60,64,76.95 &114 
38,45,57,76
95 &114 
  
17 to 38 inc.
45,49,50,57 &95
38.45.57.76
95 &114 
  
08B (1/2)
14 to 50 inc.
52,54,57,60,64,
76,95 & 114 
38,45,57,76
95 &114 
  
15 to 50 inc.57
60,64,76,95 & 114
 
38,45,57,76
95 & 114
  
15 to 42 inc.
45,46,48,50,57
& 76 
38,45,57,76
95 &114 
  
10B (5/8)
13 to 51 inc.
54,57,60,76,95
& 114
38,45,57,76
95 & 114 
  
15 to 50 inc.
57,65,76,95 & 114 
38,45,57,76
95 & 114 
  
15 to 42 inc.
45,46,50 & 57 
38,45,57,76
95 & 114 
  
12B (3/4)
13 to 40 inc.
45,57,76.95 &114
38,45,57,76
95 & 114 
  
15 to 50 inc.
55,57,60,62,76 & 95 
38,45,57,76
95 & 114 
  
15 to 42 inc.
45,50,57 & 76 
38,45,57,76
95 & 114 
  
16B (1)
13 to 50 inc.
57,60,76,95 & 114
38,45,57,76
95 & 114
  
15 to 40 inc. 42
44,45,46,48,50,57,76
95 & 114
38,45,57,76
95 & 114
  
15 to 40 inc.
42,44,45,46,48
50,57,76 & 95
38,45,57,76
95 & 114
  
20B (1-1/4)
11  to 30 inc.
33,38,40,45,48,57
76,95 & 114
38,45,57,76
95 & 114 
  
13 to 30 inc. 32
35,38,45,57,76,95
& 114 
38,45,57,76
95 & 114 
  
13 to 28 inc.
30,45 & 57 
38,45,57,76
95 & 114 
  
24B (1-1/2)
13 to 30 inc.
33,38,42,45,57 &76 
38,45,57,76
95 & 114 
  
13 to 30 inc.
38,45,57 & 76 
38,45,57,76
95 & 114 
  
13 to 28 inc.
30,38,45,57 & 76 
38,45,57,76
95 & 114 
  
28B (1-3/4)
13 to 28 inc.
30,38,45 & 76
38,45,57,76
95 & 114 
  
13 to 28 inc. 30
 
38,45,57,76
95 & 114
  
13 to 21 inc.
23,25 & 30 
38,45,57,76
95 & 114 
  
32B (2)
13 to 30 inc.
38,45,50,57 & 76
38,45,57,76
95 & 114 
  
13 to 28 inc.30
 
38,45,57,76
95 & 114
  
13 to 28 inc.30
38,45 & 76 
38,45,57,76
95 & 114 
  
Chain references quoted are ISO606R/DIN 8187 
Lakehurst 
Design Features:
1- Large tooth sizes available in steel & Cast Iron!
2- Large range of tooth sizes!
3- Extended Pitch Range to 2" (2-1/2" & above available upon request!
BS
06B (3/8")
Simplex
Std
Tooth
Range
BS
08B (1/2")
Simplex
Std.
Tooth
Range
BS
10B (5/8")
Simplex
Std.
Tooth
Range
BS
12B (3/4")
Simplex
Std.
Tooth
Range
BS
16B (1")
Simplex
Std.
Tooth
Range
BS
20B (1-1/4")
Simplex
Std.
Tooth
Range
17,19,21
23,25,27
30
15,17,19
21,23,25
27,30
13,15,17
19,21.23
25,27,30
13,15,17
19,21,23
25,27,30
13,15,17
19,21,23
25,27,30
15.17.19
21.23.25
30
 Chain references quoted are ISO606R Din8187
 
Standard Range    British Standard Taper Bored Simplex Sprockets with Induction Harden Teeth to HRC45/53!
Option:
We can offer the option to Flame Harden any of the above standard Steel Tooth sizes, if the size you want is not listed here!
Standard Range   British Standard Rerverse Taper Bored Sprockets! (Bush fits in from teeth side) 
 
BS
06B (3/8")
Std.
Tooth
Range
BS
08B (1/2")
Std
Tooth
Range
BS
10B (5/8")
Std.
Tooth
Range
BS
12B (3/4")
Std.
Tooth
Range
BS
16B (1")
Std.
Tooth
Range
BS
20B (1-1/4")
Std.
Tooth
Range
BS
24B (1-1/2")
Std.
Tooth
Range
Simplex
17,19,20
21,22,23
24,25,27
30,38
14,15,17
18,19,20
21,22,23
24,25,26
27,28,29
30,32,36
38,42,43
44,57
13,14,15
16,17,18
19,20,21
22.23.24
25,26,27
29,30,32
38,40,42
13,15,16
17,18,19
20,21,22
23,24,25
26,27,29
30,32,38
45,57
13,15,16
17.18.19
20,21,23
24,25,27
30,32,33
35,38,45
18,19,25
 
 15,17,27
 Duplex
 
19,21,25
27,28,32
38,43,57
 24 23,28,57 21,57 21   
 Chain References quoted are ISO606R-Din8187
Option:
Beside this standard range, we can offer most tooth sizes with Reverse Taper Bores upon request! 
Standard Range     Carbon Steel C45
American Standard Taper bored Sprockets!
 
ANSI
35 (3/8")
Std.
Tooth
Range
ANSI
40 (1/2")
Std.
Tooth
Range
ANSI
50 (5/8")
Std.
Tooth
Range
ANSI
60 (3/4")
Std.
Tooth
Range
ANSI
80 (1")
Std.
Tooth
Range
ANSI
100 (1-1/4")
Std.
Tooth
Range
ANSI
120 (1-1/2")
Std.
Tooth
Range
Simplex
18 to 30t
inc. 35
36,38
14,15,16
18 to 34t
inc. 38
40 
13 to 30t
inc. 38
11 to 30t
inc. 38
11 to 30t
inc. 38
13,15 to 25t
inc. 27,28
29,30,38
13 to 30t
inc. 38
 Duplex
18 to 28t
inc.
15,16,18
to 24t inc.
28,30
16 to 25t
inc.
15 to 20t
inc. 23 to
28t inc.
15 to 30t
inc.
13 to 30t
inc. 38
  
 Triplex  
15 to 28t
inc.
  
15 to 25t
inc. 30,38
15 to 20t
inc.
    
We can offer other tooth sizes via our Manufacturing Service!
Non Standard Requirement / Extended Manufacturing Range 
Through our UK specialised manufacturing unit (for 1 off to small volume non standard sizes) and from our European volume manufacturing units, we can supply any requirement
outside the standard range, enabling us to offer a truly one stop source for any & all your Taper Bored Sprocket requirements
 
Standard Range    American Standard Rerverse Taper Bored Sprockets! (Bush fits in from teeth side) 
ANSI
35-1 (3/8")
Simple Std.
Tooth
Range
ANSI
40-1 (1/2")
Simple Std.
Tooth
Range
ANSI
50-1 (5/8")
Simple Std.
Tooth
Range
ANSI
60-1 (3/4")
Simple Std.
Tooth
Range
 ANSI
80-1 (1")
Simple Std.
Tooth
Range
19,20,21,23
25,27,30,38
15,19,20,25
27
13,15,17,19
20,21,23,25
27,30,38
13,15,17,19
20,23,25,27
30 
13,15,17,19
20,21,23,25
27
We can offer other tooth sizes via our Manufacturing Service!
Non Standard Requirement / Extended Manufacturing Range 
Through our UK specialised manufacturing unit (for 1 off to small volume non standard sizes) and from our European volume manufacturing units, we can supply any requirement
outside the standard range, enabling us to offer a truly one stop source for any & all your Taper Bored Sprocket requirements