Topload version of Tony Neyer Signature stem from Primo BMX. The Aneyerlator V3 TL stem is machined from 7075 aluminium. This stem has plenty of weight saving features including hollowed out centre section & hollow clamping bolts section Product Specs TYPE: Top Load REACH: 51mm RISE: 25mm CLAMPING DIAMETER: 22.2mm WEIGHT: 264g