Bisley screw-on recoil pads - solid and ventilated. Brown, black.
Ventilated available in large and medium.
Solid available in medium only.

Bisley slip-on recoil pads - solid and ventilated. Brown only. Both available in large and medium.

Screw-on pads
Large: A - 5.44" , B - 1.95"
Medium: A - 5.06" , B - 1.81"

Slip-on pads
Approximate inside measurements
Large: A - 5.25" , B - 1.75"
Medium: A - 4.75" , B - 1.5"