it is for protection from WIND AND DUST only
In case any accidents happens
Package Content:1 X MXL 10mm Bore Timing Pulley
Output 3A high power and supports data transfer up to 480Mbps
Climax Metal C-100-BO Shaft Collar, One Piece, Set Screw Style, Black Oxide Plating, Steel, 1" Bore, 1-1/2" OD, 5/8" Width, With 5/16-24 x 1/4 Set Screw sold2026 it is for protection fromClimax Metal C 100 BO Shaft Collar, One Piece, Set Screw Style, Black Oxide Plating, Steel, 1" Bore, 1 1 2" OD, 5 8" Width, With 5 16 24 x 1 4 Set Screw This Climax Metal setscrew shaft collar is made of black oxide steel. It is a setscrew type shaft collar for applications supporting low axial loads and simple positioning. Setscrew collars have improved holding power when the shaft material is softer than the setscrew material. It is made of steel