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Flat Steel Countertop Support Bracket — Black
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
10-inch CTOPSUP10: Dimension Drawing (PDF) · Load Test Report (PDF)
12-inch CTOPSUP12: Dimension Drawing (PDF) · Load Test Report (PDF)
15-inch CTOPSUP15: Dimension Drawing (PDF) · Load Test Report (PDF)
20-inch CTOPSUP20: Dimension Drawing (PDF) · Load Test Report (PDF)
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
10-inch CTOPSUP10: Dimension Drawing (PDF) · Load Test Report (PDF)
12-inch CTOPSUP12: Dimension Drawing (PDF) · Load Test Report (PDF)
15-inch CTOPSUP15: Dimension Drawing (PDF) · Load Test Report (PDF)
20-inch CTOPSUP20: Dimension Drawing (PDF) · Load Test Report (PDF)

