Caliper Mounting Bolts

[Urbanfox]

Can anyone point me in the right direction to buy these Caliper mounting bolts?
I have found one outlet but I'm not sure they are the correct bolts, M16 x 1.5 VW N90685402 front and 403 back? At £6.95 each they aint cheap. Are the front and rear bolts the same size?
I know they both have a 21mm head size but its a devil of a job to find them online. 2016 T6 308 discs on the front, single piston caliper.

 

[Urbanfox]

OK, guys. I will take it, that no one has replaced these bolts for new ones and justs re-tighten the old bolts to the specified torque, 180Nm
I'm not surprised at £7 a bolt!!!
I have done my front two discs and pads, and replaced the old bolts now for the back.

 

[RedUn]

They'll be fine

 

[rover220]

never replaced on my t5.1 or the numerous vw cars i have had.