When things get a little tougher on the trail, you need to be able to rely on optimum protection from your equipment. So that you can concentrate fully on the ride, we at Oneal take care of the rest - for example with the Transition helmet.
Features:
More safety with twICEme technology. Integrated recording of health-related data
Maximum airflow and cooling thanks to large ventilation openings with internal ventilation channels
Perfect fit thanks to 6 different sizes
Padded comfort lining, removable and washable
The Fidlock magnetic fastener enables one-handed opening & closing with maximum safety while riding
Integrated IPX Acells rotational impact absorption technology, designed to reduce head injuries caused by rotational forces during the fall
Airflap compatible
Specifications:
Material: 12% polycarbonate, 88% EPS
Closure: Fidlock magnetic closure
Weight: 830g (+/- 50g)
Exceeds the EN1078 safety standard for bicycle helmets and fulfils the ASTM 1952 downhill standard
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1 review
28 December 2025 09:59
Rated 4 out of 5 stars
Runs little large
Helmet looks solid, seems well ventilated. But my head is 59cm, and this helmet is little too big.
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product
41d35180156e645919080c4d1eb8f737Oneal Transition Solid Downhill Helmhttps://www.fc-moto.com/en-ie/p/oneal-transition-solid-downhill-helm-ONL-Oneal-Transition-Solid-Down-Helmet-23.vhttps://www.fc-moto.com/media/e4/c6/0b/1757120978/oneal-transition-solid-downhill-helm-onl-oneal-transition-solid-down-helmet-23-v-main-article-figure-1.jpg?ts=1771903622InStock159.95EUREURONL-Oneal-Transition-Solid-Down-Helmet-23.v41d35180156e645919080c4d1eb8f737SALEThermoplasticDownhill HelmetsBicycleDownhill / MTBDownhill HelmetsMenONL-Oneal-Transition-Solid-Down-Helmet-23.vhttps://www.fc-moto.com/media/c3/cc/fe/1770383549/markenlogo-oneal.svg?ts=1770385891{"extensions":[],"displayParent":true,"mainVariantId":null,"configuratorGroupConfig":[],"displayCheapestVariant":false,"displayMainVariant":false}falsefalse0cebca4b321adede524c9e1e6eef3177Oneal Transition Solid Downhill 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Helm159.95239.950https://www.fc-moto.com/en-ie/p/oneal-transition-solid-downhill-helm-s-55-56-ONL-0505-232https://www.fc-moto.com/media/cb/44/1b/1757120979/oneal-transition-solid-downhill-helm-s-55-56-onl-0505-232-figure-1.jpg?ts=1771989278OutOfStockONL-0505-232ac6f997e7201cac9c84e1377f4ad0f9bhttps://www.fc-moto.com/media/c3/cc/fe/1770383549/markenlogo-oneal.svg?ts=1770385891S (55/56)SALERemaining stockThermoplasticblack mattDownhill HelmetsBicycleDownhill / MTBDownhill HelmetsMenONL-Oneal-Transition-Solid-Down-Helmet-23.vblackS{"extensions":[],"displayParent":true,"mainVariantId":null,"configuratorGroupConfig":[],"displayCheapestVariant":false,"displayMainVariant":false}falsefalseb90ad3f3c9fff83fd2778889732dd879Oneal Transition Solid Downhill Helm159.95239.950https://www.fc-moto.com/en-ie/p/oneal-transition-solid-downhill-helm-l-59-60-ONL-0505-234https://www.fc-moto.com/media/8d/0b/74/1757120981/oneal-transition-solid-downhill-helm-l-59-60-onl-0505-234-figure-1.jpg?ts=1771989284OutOfStockONL-0505-234b90ad3f3c9fff83fd2778889732dd879https://www.fc-moto.com/media/c3/cc/fe/1770383549/markenlogo-oneal.svg?ts=1770385891L (59/60)SALERemaining stockThermoplasticblack mattDownhill HelmetsBicycleDownhill / MTBDownhill HelmetsMenONL-Oneal-Transition-Solid-Down-Helmet-23.vLblack{"extensions":[],"displayParent":true,"mainVariantId":null,"configuratorGroupConfig":[],"displayCheapestVariant":false,"displayMainVariant":false}falsefalse/Bike/Bike/SALE %/Bike/SALE %/Bicycle helmets sale/Bike/Brands/Bike/Brands/O’Neal/Bike/Bicycle helmets/Bike/Bicycle helmets/Downhill helmets/Bike/SALE %/Bicycle helmets sale/Downhill helmets sale/Bike/Brands/O’Neal/Bicycle helmets/c/bike/sale/bicycle-helmets-sale/c/bike/sale/b/bike/brands/b/bike/brands/o-neal/c/bike/bicycle-helmets/downhill-helmets/c/bike/bicycle-helmets/c/bike/c/bike/sale/bicycle-helmets-sale/downhill-helmets-sale/b/bike/brands/o-neal/bicycle-helmets1d66ce417c295abff6b77cf001bbaa29260c5e83b064c2984ecf63f99845e29340584cfd08a4a4b911464a4664c6baaa8875a678ec4eb2ee5ae16b270720b758a256a310bc1e5db755fd392c524028a8a5634c6c11bb55bb60024c1fc0385de4c4cfc346491c817db3134c2786f6c05fdde2c7ad63ad86d6a18de781205d194ff099557f1b66d6eb7d80b66789bc595afb40af947d26ae8a720dd3a99561c389a256a310bc1e5db755fd392c524028a8dde2c7ad63ad86d6a18de781205d194f260c5e83b064c2984ecf63f99845e29340584cfd08a4a4b911464a4664c6baaac4cfc346491c817db3134c2786f6c05f1d66ce417c295abff6b77cf001bbaa298875a678ec4eb2ee5ae16b270720b758Oneal<p> <strong>Oneal Transition Solid Downhill Helmet</strong></p><p>When things get a little tougher on the trail, you need to be able to rely on optimum protection from your equipment. So that you can concentrate fully on the ride, we at Oneal take care of the rest - for example with the Transition helmet.</p><p><strong>Features:</strong></p><ul><li>More safety with twICEme technology. Integrated recording of health-related data</li><li>Maximum airflow and cooling thanks to large ventilation openings with internal ventilation channels</li><li>Perfect fit thanks to 6 different sizes</li><li>Padded comfort lining, removable and washable</li><li>The Fidlock magnetic fastener enables one-handed opening & closing with maximum safety while riding</li><li>Integrated IPX Acells rotational impact absorption technology, designed to reduce head injuries caused by rotational forces during the fall</li><li>Airflap compatible</li></ul><p><strong>Specifications:</strong></p><ul><li>Material: 12% polycarbonate, 88% EPS</li><li>Closure: Fidlock magnetic closure</li><li>Weight: 830g (+/- 50g)</li><li>Exceeds the EN1078 safety standard for bicycle helmets and fulfils the ASTM 1952 downhill standard</li></ul><p><strong>Contents:</strong></p><ul><li>1x Oneal Transition Solid Downhill Helmet</li><li>1x Oneal helmet bag</li></ul>239.9541
