Costco 21128 Grill Parts

44305-R 5-Pack Cast stainless steel burners for Costco model 21128.

• Replaces original Bull part# 44305
• Includes adjustable air shutter and screw in the venturi for adjusting air flow.
• Sold as a set of five (5) burners

Note: The original 44305 burner was a welded stainless steel burner. This replacement burner is a solid cast stainless burner, equivelant to OEM# 16516.

Part Number: BULL-44305-R-X5 (Replaces Costco BULL-44305-X5)
Dimensions: 16 1/4” x 2 7/8”
Material: stainless steel
Weight: 16.25

44305-R Cast stainless steel heavy-duty burner for Costco model 21128.

• Replaces original Bull part# 44305
• Includes adjustable air shutter and a screw in the venturi for adjusting air flow.
• Sold individually

Note: The original 44305 burner was a welded stainless steel burner. This replacement burner is a solid cast stainless burner, equivelant to OEM# 16516.

Part Number: BULL-44305-R (Replaces Costco BULL-44305)
Dimensions: 16 1/4” x 2 7/8”
Material: cast stainless steel
Weight: 4.0

16517-R 5-Pack Stainless steel cooking grates for Costco model 21128.

• SET OF FIVE (5)
• Premium grade 304 stainless steel
• Solid stainless rods

NOTE: Some models refer to this part as a Cooking Grid.

This part replaces original BULL part# 16517.

Part Number: BULL-16517-R-X5 (Replaces Costco BULL-16517-X5)
Dimension Front-to-Back: 19 1/2”
Dimension Side-to-Side: 7 1/2”
Material: stainless steel
Weight: 25.00

16517-R Stainless steel cooking grate for Costco model 21128.

• Premium grade 304 stainless steel
• Solid stainless rods
• Sold individually

NOTE: Some models refer to this part as a Cooking Grid.

This part replaces original BULL part# 16517.

Part Number: BULL-16517-R (Replaces Costco BULL-16517)
Dimension Front-to-Back: 19 1/2”
Dimension Side-to-Side: 7 1/2”
Material: stainless steel
Weight: 5.00

16521-R 5-PACK Premium grade stainless steel flame tamers for Costco model 21128.

• Replacement for original Bull part# 16521.
• Fits Bull-made 4 and 5-Burner grills.
• One required for each burner.
• Sold as a set of five (5).

Part Number: BULL-16521-R-X5 (Replaces Costco BULL-16521-X5)
Dimension Front-to-Back: 17 5/8”
Dimension Side-to-Side: 4 5/8”
Material: stainless steel
Weight: 4.5

16521-R Premium grade stainless steel flame tamer for Costco model 21128.

• Replacement for original Bull part# 16521.
• Fits Bull-made 4 and 5-Burner grills.
• SOLD INDIVIDUALLY.

Part Number: BULL-16521-R (Replaces Costco BULL-16521)
Dimension Front-to-Back: 17 5/8”
Dimension Side-to-Side: 4 5/8”
Material: stainless steel
Weight: .90

Stainless steel smoker box with cover. For use with all grills. Insert moistened wood chips (not included) for your favorite smoke flavor, 8 3/4” x 3 1/2” x 1 1/2”.


Part Number: SSST
Material: stainless steel
Weight: 1.5

Meat Claws.

Shredding pork, chicken, or beef has never been easier. Spare the fork these meat shedding claws can hold with the larger outside tines and shred fine strands of meat with the smaller inside tines. Crafted of stainless steel with an easy to use grip that can be held multiple ways.
Each claw is 8.25 in. in overall length.

Part Number: 44070
Dimensions: 8 1/4
Material: stainless steel
Weight: 0.5

Set of six 22” stainless steel V skewers with wood handles and silicone bezels. Silicone bezel helps the handle stay cool longer. V-shaped skewers keep food from spinning on shaft.

Part Number: 40538
Material: chrome steel
Weight: 1.1

Deluxe 13” basting mop with hardwood handle and cotton mop head.

Part Number: 42055
Dimensions: 13
Weight: 0.2

Porcelain Coated Square Wok Topper.
12” x 12” x 2” porcelain coated grilling wok with stainless steel handles and perforations. The single draw design improves functionality and rigidity, it also makes it much easier to clean.


Part Number: 98121
Material: porcelain steel
Weight: 1.6

Scrub brushes. Plastic grill scrubber. Cleans all types of cooking grids. Plastic grip handle.

Part Number: WB-7
Dimensions: 6” x 3 1/2”
Weight: 0.2