• T-Ring to convert your Pentax K-Mount camera mount to a standard 48mm thread for attachment to various astronomy accessories
• Fits all Pentax K-Mount cameras
• M48 female thread has a diameter of 48mm and a thread pitch of 0.75mm
• Compatible with wide format 48mm T-threaded accessories only
• NOT for use with the smaller, more common standard 42mm T-threaded adapters and accessories which have an M42x0.75 thread (42mm diameter x 0.75mm pitch)
• CNC-machined with anodized finish

Weight: 40g