Skip to content

303 Cal .312 150 gr InterLock SP

Marsoni M251S
Sale price$57.99
Pay 4 payments of $14.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
303 Cal .312 150 gr InterLock SPOur traditional line of bullets feature exposed lead tips for controlled expansion and hard hitting terminal performance. Most have our pioneering secant ogive design one of the most ballistically efficient profiles ever developed (see diagram to right). Most feature our exclusive InterLock design a raised ring inside the jacket that is embedded in the bullet's core that keeps the core and jacket locked together during expansion to retain mass and
Easy Shipping

Quick Dispatch:

Your 303 Cal .312 150 gr InterLock SP orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your 303 Cal .312 150 gr InterLock SP ships.

Need Help?
Questions about 303 Cal .312 150 gr InterLock SP, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for 303 Cal .312 150 gr InterLock SP in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 1419 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
M
Verified Purchase
m
Los Angeles, US
★★★★★ 5
Comfortable
Size: One Size, Color: (348) Silica Green / White / Titan Gray
Comfortable and stays in place
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2025
S
Verified Purchase
Sukoshi
Lake Worth, US
★★★★★ 5
Best socks for work or working out.
Size: One Size, Color: (015) Tetra Gray / Gray Matter / White Quartz
Great socks. They stay on your heel! Love the material; breathable and not thick. Love the neutral tone colors.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 1, 2025
C
Verified Purchase
Cassandra Moxlow
Cuba, US
★★★★★ 3
Didn’t meet full expectations
Size: One Size, Color: (001) Black / Black / Jet Gray
Much shorter than anticipated.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 16, 2025
R
Verified Purchase
Randy Deasy
Battle Creek, US
★★★★★ 5
Not to thick or thin well made
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
I bought pink so as not to lose when doing laundry with my daughter who steels all socks lol!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
S
Verified Purchase
Stacey Cohick
Louisville, US
★★★★★ 5
Perfect
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
They were perfect
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 27, 2026

recommand products