The round aluminium spacers are available in different lengths to perfectly meet your needs. The price is degressive depending on the quantity ordered.
PATIKIL M10 Aluminum Spacers,5Pcs Metal Spacer Aluminum Round 10.5mm ID x 20mm OD x 10mm L Thickness Aluminum Spacer Screw Standoff for 3/8 M10 Screw Bolt : Industrial & Scientific
Spacers by Metric Hole
Round Spacer, 18-8 Stainless Steel, Plain Finish, 10 Screw Size, 3/8 OD, 0.192 ID, 3/8 Length (Pack of 5) : : Tools & Home Improvement
uxcell ABS Round Spacer Assortment Kit ID 8.2mm OD 14mm for M8 Screws, 8 Sizes Plastic Standoff (5mm 8mm 10mm 12mm 15mm 18mm 20mm 25mm), 160pcs: : Industrial & Scientific
Material: Aluminum; Color: Silver; Inside Diameter: 3/8 , 10.5mm; Length: 15mm ; Outside Diameter: 20 mm; Compatible Screw Size: 3/8 , M10 Screws
PATIKIL M10 Aluminum Spacers,5Pcs Metal Spacer Aluminum Round 10.5mm ID x 20mm OD x 15mm L Thickness Aluminum Spacer Screw Standoff for 3/8 M10 Screw
Aluminum Spacers for #12 Screws
Cross Dowel Barrel Nuts - BNUT007
Spacer, Round, Unplated, Aluminum, #10 Screw, 0.312 Length
Round Spacer, Aluminum, Plain Finish, 10 Screw Size, 5/16 OD, 0.192 ID, 3/8 Length (Pack of 10) : : Tools & Home Improvement
PATIKIL M6 Aluminum Spacers, 10Pcs Metal Spacer Aluminum Round 6.2mm ID x 10mm OD x 10mm L Thickness Aluminum Spacer 1/4in ID Screw Standoff for 1/4 or M6 Screw Bolts
Aluminum Spacers - 10 Packs
M10-M44 Aluminum Alloy Spacers Standoff Unthreaded Round Bushing Sleeve Washers