Flat Steel Countertop Support Bracket — Black

from $27.05

Give an island, breakfast bar or countertop overhang dependable support with a discreet flat steel bracket. The low-profile black finish and countersunk mounting holes keep the installation tidy beneath the countertop.

Choose your size

  • 10-inch nominal — CTOPSUP10: 2.5 inches wide; drawing dimensions 254 × 63.5 × 7 mm. $33.91 each.

  • 12-inch nominal — CTOPSUP12: 2 inches wide; drawing dimensions 302 × 50.8 × 7 mm. $27.05 each.

  • 15-inch nominal — CTOPSUP15: 2.5 inches wide; drawing dimensions 383 × 63.5 × 4.8 mm. $34.61 each.

  • 20-inch nominal — CTOPSUP20: 2.5 inches wide; drawing dimensions 508 × 63.5 × 4.8 mm. $40.43 each.

Nominal sizes are rounded product names. Use the factory drawing for exact length, thickness, hole locations and installation planning. The 10- and 12-inch brackets are 7 mm thick; the 15- and 20-inch brackets are 4.8 mm thick.

Installation and tested loads

  • 10-inch: tested at 150 lb per pair, spaced 16 inches on center.

  • 12-inch: tested at 180 lb per pair, spaced 16 inches on center.

  • 15-inch: tested at 180 lb across three brackets, spaced 12 inches on center.

  • 20-inch: the factory report records a maintained 150 lb load across three brackets, spaced 12 inches on center.

These are the documented test configurations, not a rating for one bracket. Actual installation must account for the countertop, overhang, cabinet construction, fastening and required bracket spacing. Review the size-specific reports and drawings before installation.

What you receive

One black steel bracket in the selected size. Quantity one is one bracket, not a pair or a set. Countertop and cabinetry are sold separately.

Product documents

Factory Warranty (PDF)

Length:

Give an island, breakfast bar or countertop overhang dependable support with a discreet flat steel bracket. The low-profile black finish and countersunk mounting holes keep the installation tidy beneath the countertop.

Choose your size

  • 10-inch nominal — CTOPSUP10: 2.5 inches wide; drawing dimensions 254 × 63.5 × 7 mm. $33.91 each.

  • 12-inch nominal — CTOPSUP12: 2 inches wide; drawing dimensions 302 × 50.8 × 7 mm. $27.05 each.

  • 15-inch nominal — CTOPSUP15: 2.5 inches wide; drawing dimensions 383 × 63.5 × 4.8 mm. $34.61 each.

  • 20-inch nominal — CTOPSUP20: 2.5 inches wide; drawing dimensions 508 × 63.5 × 4.8 mm. $40.43 each.

Nominal sizes are rounded product names. Use the factory drawing for exact length, thickness, hole locations and installation planning. The 10- and 12-inch brackets are 7 mm thick; the 15- and 20-inch brackets are 4.8 mm thick.

Installation and tested loads

  • 10-inch: tested at 150 lb per pair, spaced 16 inches on center.

  • 12-inch: tested at 180 lb per pair, spaced 16 inches on center.

  • 15-inch: tested at 180 lb across three brackets, spaced 12 inches on center.

  • 20-inch: the factory report records a maintained 150 lb load across three brackets, spaced 12 inches on center.

These are the documented test configurations, not a rating for one bracket. Actual installation must account for the countertop, overhang, cabinet construction, fastening and required bracket spacing. Review the size-specific reports and drawings before installation.

What you receive

One black steel bracket in the selected size. Quantity one is one bracket, not a pair or a set. Countertop and cabinetry are sold separately.

Product documents

Factory Warranty (PDF)