{"product_id":"heavy-duty-parallettes-push-up-bars-40mm","title":"Heavy-Duty Parallettes \/ Push-Up Bars (40mm)","description":"\u003cp\u003e**Heavy-duty parallettes (push-up bars) for calisthenics — push-ups, dips, L-sits, handstand practice, and more.**\u003c\/p\u003e\u003cp\u003eEach parallette uses a **40 mm wooden dowel** as the grip bar. The plastic bases are sized to **maximize the Bambu Lab A1 build volume** while staying stable under load.\u003c\/p\u003e\u003cp\u003e### What you get\u003cbr\u003e- **8 printed parts** total → **2 complete parallettes** (2 bases per bar)\u003cbr\u003e- Each base is **split into two halves** so you can print one half at a time (shorter prints, no need to run the printer overnight)\u003cbr\u003e- Halves join with alignment pegs; glue the mating faces for a solid assembly\u003c\/p\u003e\u003cp\u003e### Materials (not included)\u003cbr\u003e- **1× wooden dowel, Ø40 mm, 1000 mm long** — cut in half (~500 mm per bar)\u003cbr\u003e- Recommended: hardwood or quality pine; sand smooth before assembly\u003cbr\u003e- Strong PETG or ABS recommended for the printed parts\u003c\/p\u003e\u003cp\u003e### Assembly notes\u003cbr\u003e- The bar hole uses **internal ribs (“teeth”)** for a **very tight friction fit** — this is intentional for a secure, rattle-free handle\u003cbr\u003e- Expect a **snug fit**. If the dowel will not seat, lightly sand the ribs inside the hole with sandpaper\u003cbr\u003e- I assembled mine with a **rubber mallet** — tap evenly until the dowel is flush on both sides\u003cbr\u003e- **Do not force** if something binds; sand a little more rather than cracking the print\u003c\/p\u003e\u003cp\u003e### Print tips\u003cbr\u003e- Print profile included \/ tuned for **Bambu Lab A1** (256×256 mm bed)\u003cbr\u003e- Use **high infill** and solid perimeters for strength (see included 3MF\/settings)\u003cbr\u003e- Orient halves flat on the bed as provided in the project files\u003c\/p\u003e\u003cp\u003e### Real-world testing\u003cbr\u003eThese were taken to a **commercial gym** and used by **heavier athletes** during regular training — push-ups, support holds, and similar drills — with no failures so far.\u003c\/p\u003e\u003cp\u003eDesign by Vladimir on MakerWorld (license: BY).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67372583092528,"sku":null,"price":107.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_85b7f5d9-18ca-426b-8e9a-bc267cfceb66.png?v=1784128982","url":"https:\/\/mymadmanlab.com\/products\/heavy-duty-parallettes-push-up-bars-40mm","provider":"Mymadmanlab.com","version":"1.0","type":"link"}