Screw Set for GW-500, GW-501 & GW-510 Casio Watch Strap Band.
A set of Casio replacement screws, watch pins, for fitting watch straps, used on the following Casio watch models:
The pack contains two female (10099721 & 10106183) and two male (10079087) components to provide a complete screw set for each end of the strap.
Specifications: The longer female part measures 23mm x 2mm diameter, the shorter female part measures 21mm x 2mm diameter. The Male screw measures 5mm length x 1mm (excluding screw head)