1 x Linear Guide Rail. Professional and technical rail and block, strong and durable. Installation screw size(not included): M6(Rail), M3(Block). Type: Slide guide rail. 1 x Slide Block. High accurate and stable performance.
eBay
3D Printer Lube 100g Bearing Lubricating Oil with Brush 3D Printer Oil for Model Train Machine Motor Linear Guide Rail
Aliexpress UK
2 widened slider design, and use larger size steel ball to achieve high load and high torsion performance. The slider has a high rigidity retainer, the slider is easy to assemble and use, and it is easier to slide.
eBay
Ender 3/V2/PRO Y Axis Upgrade kit MGN12H Linear Rail upgrade kit X Axis Upgrade kit For Ender 3/V2 3d printer Upgrade Kit
Aliexpress UK
Model: MGN9C. Item Type: Linear Guide Rail. Sliding Trajectory: Linear Ruide Rail. 1 x Linear Guide Rail. The slide block and slide rail are made of bearing steel, which has the characteristics of bearing steel, anti slip and durable.
eBay
Funssor Creality CR-10 Pro 3D printer Y axis Hiwin MGN12H linear rail mod upgrade kit
Aliexpress UK
Effective Stroke: Approx. 100mm / 3.9in. SINGLE RAIL: The linear slide table is designed with single guide rail, has stable operation with low noise, suitable for the X, Y, and Z axes. Item Type: Linear Slide Table.
eBay
4pcs/lot 3D Printer T8 screw 8mm Lead Screw 300mm 350mm 400mm 500mm with Brass Nut 4 Start Z Axis Linear Rail Shaft Accessories
Aliexpress UK
MGN12H Miniature Linear Rail. MGN9H Miniature Linear Rail. 【Drop Proof Rubber】：There are 2 black rubber stoppers on the ends of the linear sliding guideway in case the carriage falls off the rail. 【Premium Material】：The linear bearing is made of heavy-duty bearing steel,which is more durability, high stiffness stiffness,high accuracy,smooth running, low noise than others.
eBay
BulkMan3D OXMAN 4-Axis CNC Router Kit with Closed-Loop 20K Speed SFU1610 Ball Screw Dual Linear Rails for Metal Wood Plastic DIY
Aliexpress UK
Product Length: Approx. 200mm / 7.87in. All the fields requiring accurate linear transmission and positioning. Item Type: Linear Guide Rail. STRONG MATERIAL: The linear guide is made of very hard bearing steel, with strong rigidity, high accuracy, rust prevention characteristics.
eBay
3D Printer parts Ender3 V3 SE X Axis Upgrade kit MGN9H 300mm Linear Rail kit With Backplate For Creality Ender3 v3 se x axis kit
Aliexpress UK
Sliding Trajectory: Linear Guide Rail. BEARING STEEL MATERIAL: Made of bearing steel, this linear slider rail has a low friction coefficient and no resistance when bearings are placed on the rail. LOW FRICTION: With the use of a linear guide rail slider, the friction of the machine is reduced, ensuring smoothly operation of the machine.
eBay
1pc Optical Axis Linear Rail Shaft OD8/10/12/15/16/17/20mm +2PC KP/KFL Zinc Alloy Bore Ball Bearing Pillow Block Mounted Support
Aliexpress UK
1 x Linear Guide Rail. Type: Slide guide rail. Professional and technical rail and block, strong and durable. Installation screw size(not included): M6(Rail), M3(Block). 1 x Slide Block. Simple and easy to use.
eBay
1PC Optical Axis Linear Rail Shaft OD 8 10 12 15 20mm 2PC KP/KPL Bore Ball Bearing Pillow Block Mounted Support Zinc Alloy
Aliexpress UK