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12221 GRK SCREW RSS 5/16X3-1/8IN 100 pack
12221 GRK SCREW RSS 5/16X3-1/8IN 100 pack
12221 GRK SCREW RSS 5/16X3-1/8IN 100 pack
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12221 GRK SCREW RSS 5/16X3-1/8IN 100 pack

Marsoni M251S
Sale price$66.00
Pay 4 payments of $16.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
12221 GRK SCREW RSS 5/16X3-1/8IN 100 packOverview GRK No. 20 Structural Screws 12221 are designed for heavy duty structural fastening applications in both interior and exterior environments. Model Number 12221 Brand GRK Fasteners Size No. 20 x 3 1 8 in. L Diameter 5 16 in. Weight 7. 55 lb (100 pack) Material Specially Hardened Steel Finish Climacoat Package Quantity 100 pieces Drive Style Star Head Type Washer Head Technical Features W Cut thread design provides aggressive cutting action for
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.6 ★★★★★
Based on 289 reviews
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S
Verified Purchase
Steel Guitarzan
San Leandro, US
★★★★★ 5
Lexus 2021 ES300h fit
Style: CA12289
Fit 2021 Lexus ES300h perfectly. Seem to be decent quality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
L
Verified Purchase
Leslie Anne Hall
Boise, US
★★★★★ 5
Fit was right and works good
Style: CA10755
It fit my car and seems to be working just fine.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 6, 2026
D
Verified Purchase
Dennis V.
Alexandria, US
★★★★★ 5
Will buy again
Style: CA10755
Good fit and good quality.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
A
Verified Purchase
Andrea ocampo
Omaha, US
★★★★★ 5
Good Price
Style: CA12296
The price of this filter is perfect. I felt the difference immediately, as my old filter was in urgent need of replacement.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 12, 2026
J
Verified Purchase
John
Boise, US
★★★★★ 5
5 Stars
Style: CA10755
Perfect fit, and well-made. Buy when on sale.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 28, 2026

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