The A.B. Biller Mahogany 32 Special Speargun is 35" from butt to muzzle, and uses a 5/16" x 30" spear shaft. Two powerful 9/16" x 14" speargun bands send your spear flying through prey for a serious catch of the day. 
 
Total length: 35 inches (89 cm)
Positive buoyancy: No
Shaft length: 30 inches (76 cm)
Spear band: 9/16" x 14"
Recommended for: reef and shallow-water prey