This set includes an 8-ball shaft and an M4 screw of 10mm length. Made of premium Metal, they possess b wear resistance, dust-proof capacity, and exact durability.

Feature:
• Made of premium Metal material with b wear resistance, dust-proof capacity, and exact durability.
• The bearing is an 8-ball shaft that effectively reduces friction resistance for delivering smooth looping performance. It helps beginners learn looping and basic string tricks.
• 10mm-long M4 screw features high toughness and neat threads, with good ability to maintain, and b effect in connecting objects.
• Specialized design, exquisite craftsmanship, and excellent quality.
• Any problem, please contact our store without hesitation. Honor to serve you.

Specifications:
M4 Screw
Main material: Metal
Color: Black
Size: Length: 10mm; diameter: 3mm

Bearing
Main material: Metal
Color: Silver
Size: out diameter: 13mm; height: 5mm; inner diameter: 7mm

Package Information:
Package size: 3.5 * 2 * 1cm
Package weight: 8g
Polybag packing.

Note:
* There could be a few deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding.

Packing List:
1 * M4 Screw
1 * Bearing