unifiber hd aluminium sdm extension freestyle the Mono-Button Mast Base and

the Mono-Button Mast Base and Extension System (MXT) has been designed to offer a secure

minimal stretch

Control is everything on an endless multi-kilometer DEFI reach

a high-quality TPU tendon is anchored by two large-diameter bolts designed for easy replacement of the tendon without over-tightening

Precision:±3% FS

unifiber hd aluminium sdm extension freestyle the Mono-Button Mast Base andIntroducing the Unifiber HD+ Aluminum SDM Extension. Designed to withstand heavy use, the HD+ SDM Extension is a high quality piece of equipment in every racer's kit. Robust and stable, all parts of the Extension are reinforced to provide safety even in the toughest situations. The main tube is made of hardened T6 aluminum, while the nylon base is fiber reinforced. The connection between the two parts is further reinforced by a stainless steel insert.