{"product_id":"bola-29er-carbon-mtb-rim-36x30-wave","title":"29er Carbon MTB Rim – 36mm Outer \/ 30mm Inner, Wave Profile, 20mm \u0026 25mm, 28H | Bola","description":"\u003cp\u003eWhen the trail narrows, traction and predictable handling become everything — these Bola 29er carbon rims are built to change how your 29er behaves across XC, trail and light enduro terrain. Available in four weight tiers and two wave-profile heights, they let you tune wheel mass and lateral stiffness without changing rim geometry or spoke count.\u003c\/p\u003e\u003cp\u003eMounted with modern 2.2–2.6\" tyres, the 30mm inner width reshapes the tyre profile for stronger cornering grip and reduced pinch-flat risk, while the wave profile balances low drag and responsive feel so acceleration and control stay connected on variable terrain.\u003c\/p\u003e\u003ch2\u003e29er Carbon MTB Rim – Designed for XC, trail and light enduro\u003c\/h2\u003e\u003cp\u003eThe rim pairs a 36mm outer width with a 30mm inner channel and is optimised for 28-spoke lacing. Choose a 20mm or 25mm wave height to prioritise lower drag and lighter feel or a stiffer lateral platform respectively. Four precision weight tiers—380g, 350g, 325g, and 300g per rim—are offered so riders can prioritise durability or weight savings while retaining the same ERD and spoke pattern.\u003c\/p\u003e\u003ch3\u003eWhy it fits your routine\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile sizing:\u003c\/strong\u003e ISO 622 (29er) diameter with 36mm outer and 30mm inner width fits 2.0–2.6\" MTB tyres and is tubeless-ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfile options:\u003c\/strong\u003e 20mm wave for XC\/marathon where weight and low drag matter; 25mm wave for trail and light enduro that benefit from added lateral stiffness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight tiers for discipline tuning:\u003c\/strong\u003e Standard 380±15g for all-mountain\/enduro durability; Superlight 350±10g for trail balance; Ultralight 325±10g for XC race focus; Extreme Light 300±10g for competitive XC where lowest mass is priority.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent assembly geometry:\u003c\/strong\u003e 28-hole, ERD 589mm, and spoke-hole diameter 4.5mm (customisable) keep wheelbuilding straightforward across weight grades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrength metrics:\u003c\/strong\u003e Forward compressive strength \u0026gt;300 kg, lateral torsion resistance \u0026gt;50 kg, and spoke-hole tension \u0026gt;280 kg provide quantifiable structural margins across grades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision tolerances:\u003c\/strong\u003e Flatness \u0026lt;0.15mm, roundness \u0026lt;0.3mm and dynamic balance \u0026lt;3g support accurate, predictable wheel behaviour.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure and rider limits:\u003c\/strong\u003e Recommended tyre pressures range 45–65 psi; maximum rider weight guideline is 120 kg, with heavier riders advised toward heavier grades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve and compatibility:\u003c\/strong\u003e Standard Presta valve with 6.5mm hole; Schrader requires re-drilling. Compatible with J-bend and straight-pull spokes and standard tubeless tape and valves.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSelecting a lighter grade reduces rim mass by up to ~21% from Standard to Extreme Light but narrows the safety margin for heavy impacts; riders running high pressures near 65 psi or weighing over 90 kg should favour Standard or Superlight grades for greater impact tolerance.\u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ Standard","offer_id":48133210112254,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Superlight","offer_id":48133210145022,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ Ultralight","offer_id":48133210177790,"sku":null,"price":340.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ Standard","offer_id":48133210210558,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ Superlight","offer_id":48133210243326,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"UD Glossy \/ Ultralight","offer_id":48133210276094,"sku":null,"price":340.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ Standard","offer_id":48133210308862,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ Superlight","offer_id":48133210341630,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"Marble Matt \/ Ultralight","offer_id":48133210374398,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ Standard","offer_id":48133210407166,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ Superlight","offer_id":48133210439934,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"Marble Glossy \/ Ultralight","offer_id":48133210472702,"sku":null,"price":340.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/29er_w_set.png?v=1780298414","url":"https:\/\/bolacarbon.com\/nl\/products\/bola-29er-carbon-mtb-rim-36x30-wave","provider":"Bola Carbon Wheelset ","version":"1.0","type":"link"}