Threaded Adapter 7mm Male to 6mm Female – One Breath Diving

B2401-1 Adapter 6mm-1 Male by 7mm-1 Female, Speargun Tip, Stainless 3/8 stock

Picasso Threaded Adapter 7mm Male to 6mm Female – One Breath Diving

Linghunt Spearo ADAPTERS

Adapter - 8mm Female to 6mm Male - F8-M6 - (Adaptor) –

Adapter - 8mm Female to 6mm Male - F8-M6 - (Adaptor) –

Scuba Regulator Mouthpiece - Water Sports - AliExpress

6mm female to 7mm male Adapter – nautilusspearfishing

JBL 6mm Male to 6mm Male Adapter

Spear Shafts & Heads – One Breath Diving

Scuba Choice Palantic 3in Spearfishing Speargun Double Wing Tip 6mm : : Sports & Outdoors

JBL 6mm Female to 7mm Male SS Spear Point Adapter 812 - Scuba