SKU: 2116297649

M4 (T.Marui) CNC Polymer Bolt B

Sale price$11.65 Regular price$12.95
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Ships within 48 hours · Estimated delivery Jul 12 - Jul 17

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Description

M4 (T.Marui) CNC Polymer Bolt BThis polymer Bolt B (part no. 133), manufactured through a precision CNC process, and the steel screw (part no. 134) form an extremely lightweight set specially designed for the M4 (T. Marui) GBB. While the polymer Bolt B is 13 g lighter than the original part, it offers good durability with greater elasticity than the original component. As a result, this polymer Bolt B weighs only 55% of the original part and helps increase bolt cycling speed while

This polymer Bolt B (part no. 133), manufactured through a precision CNC process, and the steel screw (part no. 134) form an extremely lightweight set specially designed for the M4 (T.Marui) GBB. While the polymer Bolt B is 13 g lighter than the original part, it offers good durability with greater elasticity than the original component. As a result, this polymer Bolt B weighs only 55% of the original part and helps increase bolt cycling speed while minimizing friction around the buffer tube.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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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.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 2116297649

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Jordan
Boise, US
★★★★★ 5
Fits great
Size: Large, Color: B Beige
Great two piece
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Reviewed in the United States on March 26, 2026
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patricia A Pilla
Cuba, US
★★★★★ 5
Cool days
Size: X-Large, Color: 1 Black
Material soft and warm, washes well.
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Reviewed in the United States on April 14, 2026
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Nikolas Bailey
Lexington, US
★★★★★ 5
True to size
I love the material. It’s very comfortable. It’s like having a Ralph Lauren jogging suit for a super low price. Definetly will buying more soon.
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Reviewed in the United States on March 15, 2026
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Charlotte Jones
Lowell, US
★★★★★ 3
Color Untrue
Fabric is thin woven, it might work well for those in warmer climates, the fit was slightly larger than USA sizes, the color is two shades lighter than advertised, navy blue is actually a periwinkle blue. It arrived timely.
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Reviewed in the United States on March 8, 2026
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Margaret Tripp
Belleville, US
★★★★★ 5
Sharp looking comfort!
Fantastic tracksuit. Elevated design and sharp looking. Love the fabric. Gave it to my husband for Christmas. He wore it on repeat for 4 days straight.
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Reviewed in the United States on January 9, 2026

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