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Carriage Bolt/ Cup Square

Cup Square headed bolts threaded UNC. Also known as Fender/Bumper bolts.



Product Image Item Name+ Price
UNC Carriage Bolt (0.250") 1/4"-20 x 1/2" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x 1/2" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£4.49

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UNC Carriage Bolt (0.250") 1/4"-20 x 3/4" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x 3/4" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£4.81

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UNC Carriage Bolt (0.250") 1/4"-20 x1" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x1" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£5.19

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UNC Carriage Bolt (0.250") 1/4"-20 x11/ 4" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x11/ 4" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£5.47

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UNC Carriage Bolt (0.250") 1/4"-20 x11/2" BS 17678

UNC Carriage Bolt (0.250") 1/4"-20 x11/2" BS 17678

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£5.77

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UNC Carriage Bolt (0.250") 1/4"-20 x13/4" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x13/4" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£5.97

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UNC Carriage Bolt (0.250") 1/4"-20 x2" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x2" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£6.49

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UNC Carriage Bolt (0.250") 1/4"-20 x21/ 4" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x21/ 4" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£6.98

Add:

UNC Carriage Bolt (0.250") 1/4"-20 x21/2" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x21/2" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£7.75

Add:

UNC Carriage Bolt (0.250") 1/4"-20 x23/4" BS 1768

UNC Carriage Bolt (0.250") 1/4"-20 x23/4" BS 1768

20 TPI 0.594" Across head 0.145" Head depth 0.260" Square width 0.156" Square depth
£8.13

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