Sterling HS 5 String Bass - Vintage Mint Green 3 Ply Guitar Pickguard - Les Paul Special Double Cutaway The blue reflective layer is

The blue reflective layer is attached to the underside of the acrylic

For the US threaded equivalent with steel sustain block like the original Fender Strat bridge has

claw with screws

0mm steel sustain block - ball end of the strings will sit underneath the block

Sterling HS 5 String Bass - Vintage Mint Green 3 Ply Guitar Pickguard - Les Paul Special Double Cutaway The blue reflective layer isThis replacement pickguard is made specifically for the Sterling HS 5 String Bass, cut with one Humbucker in the bridge position and a singlecoil in the neck. Made from 3 ply vintage mint green material measuring 2. 28mm thick with a black middle layer. 45 degree bevelled edge.