2x Billiard Simplicity Controller, Snooker Club Simplicity Detector, Red Description: [High Quality]: High quality tool for checking the simplicity of clubs in the pool, billiards, snooker and checking sticks. [Design]: The pool cue straightness checker is used to check the straightness of the handle. Expand the shaft itself and see if there are any vibrations. [Portable]: Pocket size allows you to take your pool cue simplicity controller with you anywhere. [Easy to Carry]: Billiard stick simple checking device for convenient storage and portability. [Multifunctional]: Great accessories for pool cue maintenance and care. Specification: Material: alloy Size Chart: Length: 6.8 cm/2.68 inch Front seat height: 3.15 cm/1.24 inch Rear seat height: 2.85 cm/1.12 inch The package includes: 1 pair of pool cue straightness checking