Unicorn Slikstik Aluminium Stems. Ultra Longlife 21st century material. Retains shape and flexibility. Perfect in-flight balance. Easiest possible side-load action. Flight held securely. Built-in flight protector. Available in Short and Medium lengths. Each pack contains 3 stems. Length: 72mm; (does not include thread - 5mm) Thread: 2ba. Unicorn Slikstik Aluminium Shafts - Side Loading - OrangeUnicorn Slikstik Aluminium Stems. Ultra Longlife 21st century material. Retains shape and flexibility. Perfect in-flight balance. Easiest possible side-load action. Flight held securely. Built-in flight protector. Available in Short and Medium lengths. Each pack contains 3 stems. Length: 65mm; (does not include thread - 5mm) Thread: 2ba.