Optimize your CB-X chastity device with the No. 4 U Ring, measuring 41.275mm in diameter. This durable, body-safe replacement part is compatible with all CB-X models, ensuring a secure and comfortable fit.
Key Features:
41.275mm inner diameter for optimal fit
Compatible with all CB-X devices
Durable, body-safe plastic construction
Available in seven versatile size options
Effortless installation and replacement