{"product_id":"100-pcs-steel-ball-bearings","title":"100 Pcs Steel Ball Bearings","description":"\u003cp\u003eA hundred rounds of polished steel, sized so you can find the one that suits how you actually shoot. Sold per pack of 100 — enough for several sessions without committing to a bulk order.\u003c\/p\u003e\n\n\u003ch3\u003eWhich size?\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e6 mm\u003c\/strong\u003e (1\/4 in)\u003c\/td\u003e\n\u003ctd\u003eLearning and long practice sessions. Lighter, easier to control, less fatigue over a few hundred shots.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e8 mm\u003c\/strong\u003e (5\/16 in)\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eThe balanced default.\u003c\/strong\u003e About 2.0 g. Stable in flight, forgiving across a wide range of bands. Start here if you are unsure.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e10 mm\u003c\/strong\u003e (3\/8 in)\u003c\/td\u003e\n\u003ctd\u003eMore mass downrange. Pair it with heavier bands — light bands will not move it properly.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMatching ammo to your bands\u003c\/h3\u003e\n\u003cp\u003eAmmo and band weight move together. If the ball feels like it is being thrown rather than driven, go thicker on the band. If the draw is heavy but the ball is not noticeably faster, go lighter on the ammo before you go heavier on the band.\u003c\/p\u003e\n\u003cp\u003eA common starting point across the shooting community is 8 mm steel with around 0.5 mm bands.\u003c\/p\u003e\n\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eQuantity: 100 per pack\u003c\/li\u003e\n\u003cli\u003eMaterial: polished carbon steel\u003c\/li\u003e\n\u003cli\u003eGrade: 100 — sphericity held within 0.0025 mm\u003c\/li\u003e\n\u003cli\u003eDiameter: as selected — 6 \/ 8 \/ 10 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCare\u003c\/h3\u003e\n\u003cp\u003eCarbon steel is not stainless. Keep the pack dry and closed; light surface dulling over time is normal and does not affect flight. If a batch gets wet, dry it before storing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eRoundness matters more than most people expect — inconsistent spheres scatter groups regardless of how clean your release is.\u003c\/em\u003e\u003c\/p\u003e","brand":"MechanicalBow","offers":[{"title":"6 mm (1\/4 in)","offer_id":45089367261277,"sku":null,"price":8.0,"currency_code":"USD","in_stock":true},{"title":"8 mm (5\/16 in)","offer_id":45089367294045,"sku":null,"price":8.0,"currency_code":"USD","in_stock":true},{"title":"10 mm (3\/8 in)","offer_id":45089367326813,"sku":null,"price":8.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/8255\/4717\/files\/eeb2bd94-355c-4aff-a276-312fa4fdaa18.png?v=1790183401","url":"https:\/\/mechanicalbow.com\/products\/100-pcs-steel-ball-bearings","provider":"mechanicalbow","version":"1.0","type":"link"}